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UniProtKB - Q8N3X1 (FNBP4_HUMAN)

Entry version 148 (07 Apr 2021)
Sequence version 3 (30 Nov 2010)
Previous versions | rss
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Protein

Formin-binding protein 4

Gene

FNBP4

Organism
Homo sapiens (Human)
Status
Reviewed-Annotation score:

Annotation score:4 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the 'correct annotation' for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the 'protein existence' evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

Enzyme and pathway databases

Pathway Commons web resource for biological pathway data

More...PathwayCommonsi		Q8N3X1

SignaLink: a signaling pathway resource with multi-layered regulatory networks

More...SignaLinki		Q8N3X1

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
Formin-binding protein 4
Alternative name(s):
Formin-binding protein 30
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: 'Name', 'Synonyms', 'Ordered locus names' and 'ORF names'.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:FNBP4
Synonyms:FBP30, KIAA1014
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiHomo sapiens (Human)
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the 'taxonomic identifier' or 'taxid'.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri9606 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiEukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo
<p>This subsection of the <a href="http://www.uniprot.org/help/names%5Fand%5Ftaxonomy%5Fsection">Names and taxonomy</a> section is present for entries that are part of a <a href="http://www.uniprot.org/proteomes">proteome</a>, i.e. of a set of proteins thought to be expressed by organisms whose genomes have been completely sequenced.<p><a href='/help/proteomes_manual' target='_top'>More...</a></p>Proteomesi
  • UP000005640 <p>A UniProt <a href="http://www.uniprot.org/manual/proteomes%5Fmanual">proteome</a> can consist of several components.<br></br>The component name refers to the genomic component encoding a set of proteins.<p><a href='/help/proteome_component' target='_top'>More...</a></p> Componenti: Chromosome 11

Organism-specific databases

Human Gene Nomenclature Database

More...HGNCi		HGNC:19752, FNBP4

Online Mendelian Inheritance in Man (OMIM)

More...MIMi		615265, gene

neXtProt; the human protein knowledge platform

More...neXtProti		NX_Q8N3X1

Eukaryotic Pathogen, Vector and Host Database Resources

More...VEuPathDBi		HostDB:ENSG00000109920.12

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechi

Organism-specific databases

DisGeNET

More...DisGeNETi		23360

Open Targets

More...OpenTargetsi		ENSG00000109920

The Pharmacogenetics and Pharmacogenomics Knowledge Base

More...PharmGKBi		PA134971679

Miscellaneous databases

Pharos NIH Druggable Genome Knowledgebase

More...Pharosi		Q8N3X1, Tdark

Genetic variation databases

BioMuta curated single-nucleotide variation and disease association database

More...BioMutai		FNBP4

Domain mapping of disease mutations (DMDM)

More...DMDMi		313104235

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'PTM / Processing' section describes the extent of a polypeptide chain in the mature protein following processing or proteolytic cleavage.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00002898631 – 1017Formin-binding protein 4Add BLAST1017

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'PTM / Processing' section specifies the position and type of each modified residue excluding <a href="http://www.uniprot.org/manual/lipid">lipids</a>, <a href="http://www.uniprot.org/manual/carbohyd">glycans</a> and <a href="http://www.uniprot.org/manual/crosslnk">protein cross-links</a>.<p><a href='/help/mod_res' target='_top'>More...</a></p>Modified residuei18PhosphoserineCombined sources1
Modified residuei116PhosphoserineCombined sources1
Modified residuei124PhosphoserineBy similarity1
Modified residuei172PhosphothreonineCombined sources1
Modified residuei290N6-acetyllysineBy similarity1
<p>This subsection of the <a href="http://www.uniprot.org/help/ptm%5Fprocessing%5Fsection">PTM / Processing</a> section describes <strong>covalent linkages</strong> of various types formed <strong>between two proteins (interchain cross-links)</strong> or <strong>between two parts of the same protein (intrachain cross-links)</strong>, except the disulfide bonds that are annotated in the <a href="http://www.uniprot.org/manual/disulfid">'Disulfide bond'</a> subsection.<p><a href='/help/crosslnk' target='_top'>More...</a></p>Cross-linki301Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO1)Combined sources
Cross-linki335Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)Combined sources
Cross-linki348Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO1); alternateCombined sources
Cross-linki348Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternateCombined sources
Modified residuei427PhosphoserineBy similarity1
Modified residuei432PhosphoserineCombined sources1
Modified residuei435PhosphoserineCombined sources1
Modified residuei438PhosphoserineBy similarity1
Modified residuei442PhosphoserineBy similarity1
Modified residuei464PhosphoserineCombined sources1
Modified residuei479PhosphothreonineCombined sources1
Modified residuei499PhosphoserineCombined sources1
Modified residuei508PhosphoserineCombined sources1
Modified residuei516PhosphothreonineCombined sources1
Modified residuei517PhosphothreonineCombined sources1
Cross-linki519Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO1); alternateCombined sources
Cross-linki519Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternateCombined sources
Modified residuei963PhosphoserineCombined sources1
Modified residuei964PhosphoserineCombined sources1
Modified residuei965PhosphoserineCombined sources1

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - PTMi

Acetylation, Isopeptide bond, Phosphoprotein, Ubl conjugation

Proteomic databases

Encyclopedia of Proteome Dynamics

More...EPDi		Q8N3X1

jPOST - Japan Proteome Standard Repository/Database

More...jPOSTi		Q8N3X1

MassIVE - Mass Spectrometry Interactive Virtual Environment

More...MassIVEi		Q8N3X1

MaxQB - The MaxQuant DataBase

More...MaxQBi		Q8N3X1

PaxDb, a database of protein abundance averages across all three domains of life

More...PaxDbi		Q8N3X1

PeptideAtlas

More...PeptideAtlasi		Q8N3X1

PRoteomics IDEntifications database

More...PRIDEi		Q8N3X1

ProteomicsDB: a multi-organism proteome resource

More...ProteomicsDBi		71841 [Q8N3X1-1]
71842 [Q8N3X1-2]

PTM databases

GlyGen: Computational and Informatics Resources for Glycoscience

More...GlyGeni		Q8N3X1, 3 sites, 1 O-linked glycan (3 sites)

iPTMnet integrated resource for PTMs in systems biology context

More...iPTMneti		Q8N3X1

MetOSite database of methionine sulfoxide sites

More...MetOSitei		Q8N3X1

Comprehensive resource for the study of protein post-translational modifications (PTMs) in human, mouse and rat.

More...PhosphoSitePlusi		Q8N3X1

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressioni

<p>This subsection of the 'Expression' section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms. By default, the information is derived from experiments at the mRNA level, unless specified 'at protein level'.<br></br>Examples: <a href="http://www.uniprot.org/uniprot/P92958#expression">P92958</a>, <a href="http://www.uniprot.org/uniprot/Q8TDN4#expression">Q8TDN4</a>, <a href="http://www.uniprot.org/uniprot/O14734#expression">O14734</a><p><a href='/help/tissue_specificity' target='_top'>More...</a></p>Tissue specificityi

Highly expressed in the eye.1 Publication

Gene expression databases

Bgee dataBase for Gene Expression Evolution

More...Bgeei		ENSG00000109920, Expressed in left lobe of thyroid gland and 237 other tissues

ExpressionAtlas, Differential and Baseline Expression

More...ExpressionAtlasi		Q8N3X1, baseline and differential

Genevisible search portal to normalized and curated expression data from Genevestigator

More...Genevisiblei		Q8N3X1, HS

Organism-specific databases

Human Protein Atlas

More...HPAi		ENSG00000109920, Low tissue specificity

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction%5Fsection">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function%5Fsection">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structurei

Binds FMN1.

Interacts with the Arg/Gly-rich-flanked Pro-rich of KHDRBS1/SAM68. Arginine methylation in these regions has no effect on this binding.

1 Publication

<p>This subsection of the '<a href="http://www.uniprot.org/help/interaction%5Fsection">Interaction</a>' section provides information about binary protein-protein interactions. The data presented in this section are a quality-filtered subset of binary interactions automatically derived from the <a href="https://www.ebi.ac.uk/intact/">IntAct database</a>. It is updated at every <a href="http://www.uniprot.org/help/synchronization">UniProt release</a>.<p><a href='/help/binary_interactions' target='_top'>More...</a></p>Binary interactionsi

Protein-protein interaction databases

The Biological General Repository for Interaction Datasets (BioGRID)

More...BioGRIDi		116941, 28 interactors

Database of interacting proteins

More...DIPi		DIP-31674N

Protein interaction database and analysis system

More...IntActi		Q8N3X1, 11 interactors

Molecular INTeraction database

More...MINTi		Q8N3X1

STRING: functional protein association networks

More...STRINGi		9606.ENSP00000263773

Miscellaneous databases

RNAct, Protein-RNA interaction predictions for model organisms.

More...RNActi		Q8N3X1, protein

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

3D structure databases

SWISS-MODEL Repository - a database of annotated 3D protein structure models

More...SMRi		Q8N3X1

Database of comparative protein structure models

More...ModBasei		Search...

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the <a href="http://www.uniprot.org/help/family%5Fand%5Fdomains%5Fsection">Family and Domains</a> section describes the position and type of a domain, which is defined as a specific combination of secondary structures organized into a characteristic three-dimensional structure or fold.<p><a href='/help/domain' target='_top'>More...</a></p>Domaini214 – 248WW 1PROSITE-ProRule annotationAdd BLAST35
Domaini595 – 629WW 2PROSITE-ProRule annotationAdd BLAST35

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Family and Domains' section describes the position of regions of compositional bias within the protein and the particular amino acids that are over-represented within those regions.<p><a href='/help/compbias' target='_top'>More...</a></p>Compositional biasi630 – 635Poly-Glu6
Compositional biasi701 – 731Pro-richAdd BLAST31
Compositional biasi905 – 925Pro-richAdd BLAST21

<p>This subsection of the 'Family and domains' section provides general information on the biological role of a domain. The term 'domain' is intended here in its wide acceptation, it may be a structural domain, a transmembrane region or a functional domain. Several domains are described in this subsection.<p><a href='/help/domain_cc' target='_top'>More...</a></p>Domaini

These WW domains interact with Arg/Gly-rich-flanked Pro-rich domains found in several WW domain-binding proteins (WBPs). The N-terminal WW domain has the greater ligand-binding ability (By similarity).By similarity

Keywords - Domaini

Repeat

Phylogenomic databases

evolutionary genealogy of genes: Non-supervised Orthologous Groups

More...eggNOGi		ENOG502QTDD, Eukaryota

Ensembl GeneTree

More...GeneTreei		ENSGT00390000003450

The HOGENOM Database of Homologous Genes from Fully Sequenced Organisms

More...HOGENOMi		CLU_015402_0_0_1

InParanoid: Eukaryotic Ortholog Groups

More...InParanoidi		Q8N3X1

Identification of Orthologs from Complete Genome Data

More...OMAi		SGCYYYW

Database of Orthologous Groups

More...OrthoDBi		472232at2759

Database for complete collections of gene phylogenies

More...PhylomeDBi		Q8N3X1

TreeFam database of animal gene trees

More...TreeFami		TF331046

Family and domain databases

Conserved Domains Database

More...CDDi		cd00201, WW, 2 hits

Integrated resource of protein families, domains and functional sites

More...InterProi		View protein in InterPro
IPR001202, WW_dom
IPR036020, WW_dom_sf

Pfam protein domain database

More...Pfami		View protein in Pfam
PF00397, WW, 2 hits

Simple Modular Architecture Research Tool; a protein domain database

More...SMARTi		View protein in SMART
SM00456, WW, 2 hits

Superfamily database of structural and functional annotation

More...SUPFAMi		SSF51045, SSF51045, 2 hits

PROSITE; a protein domain and family database

More...PROSITEi		View protein in PROSITE
PS01159, WW_DOMAIN_1, 1 hit
PS50020, WW_DOMAIN_2, 2 hits

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence%5Flength">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>. The information is filed in different subsections. The current subsections and their content are listed below:<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequences (2+)i

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences%5Fsection">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

This entry describes 2 <p>This subsection of the 'Sequence' section lists the alternative protein sequences (isoforms) that can be generated from the same gene by a single or by the combination of up to four biological events (alternative promoter usage, alternative splicing, alternative initiation and ribosomal frameshifting). Additionally, this section gives relevant information on each alternative protein isoform. This section is only present in reviewed entries, i.e. in UniProtKB/Swiss-Prot.<p><a href='/help/alternative_products' target='_top'>More...</a></p> isoformsi produced by alternative splicing. AlignAdd to basket

This entry has 2 described isoforms and 1 potential isoform that is computationally mapped.Show allAlign All

Isoform 1 (identifier: Q8N3X1-1) [UniParc]FASTAAdd to basket

This isoform has been chosen as the <div> <p><b>What is the canonical sequence?</b><p><a href='/help/canonical_and_isoforms' target='_top'>More...</a></p>canonicali sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

« Hide
        10         20         30         40         50
MGKKSRAVPG RRPILQLSPP GPRGSTPGRD PEPEPDTEPD STAAVPSQPA 
        60         70         80         90        100
PSAATTTTTA VTAAAASDDS PSEDEQEAVQ EVPRVVQNPP KPVMTTRPTA 
       110        120        130        140        150
VKATGGLCLL GAYADSDDDD NDVSEKLAQS KETNGNQSTD IDSTLANFLA 
       160        170        180        190        200
EIDAITAPQP AAPVGASAPP PTPPRPEPKE AATSTLSSST SNGTDSTQTS 
       210        220        230        240        250
GWQYDTQCSL AGVGIEMGDW QEVWDENTGC YYYWNTQTNE VTWELPQYLA 
       260        270        280        290        300
TQVQGLQHYQ PSSVPGAETS FVVNTDIYSK EKTISVSSSK SGPVIAKREV 
       310        320        330        340        350
KKEVNEGIQA LSNSEEEKKG VAASLLAPLL PEGIKEEEER WRRKVICKEE 
       360        370        380        390        400
PVSEVKETST TVEEATTIVK PQEIMLDNIE DPSQEDLCSV VQSGESEEEE 
       410        420        430        440        450
EQDTLELELV LERKKAELRA LEEGDGSVSG SSPRSDISQP ASQDGMRRLM 
       460        470        480        490        500
SKRGKWKMFV RATSPESTSR SSSKTGRDTP ENGETAIGAE NSEKIDENSD 
       510        520        530        540        550
KEMEVEESPE KIKVQTTPKV EEEQDLKFQI GELANTLTSK FEFLGINRQS 
       560        570        580        590        600
ISNFHVLLLQ TETRIADWRE GALNGNYLKR KLQDAAEQLK QYEINATPKG 
       610        620        630        640        650
WSCHWDRDHR RYFYVNEQSG ESQWEFPDGE EEEEESQAQE NRDETLAKQT 
       660        670        680        690        700
LKDKTGTDSN STESSETSTG SLCKESFSGQ VSSSSLMPLT PFWTLLQSNV 
       710        720        730        740        750
PVLQPPLPLE MPPPPPPPPE SPPPPPPPPP PAEDGEIQEV EMEDEGSEEP 
       760        770        780        790        800
PAPGTEEDTP LKPSAQTTVV TSQSSVDSTI SSSSSTKGIK RKATEISTAV 
       810        820        830        840        850
VQRSATIGSS PVLYSQSAIA TGHQAAGIGN QATGIGHQTI PVSLPAAGMG 
       860        870        880        890        900
HQARGMSLQS NYLGLAAAPA IMSYAECSVP IGVTAPSLQP VQARGAVPTA 
       910        920        930        940        950
TIIEPPPPPP PPPPPPPPAP KMPPPEKTKK GRKDKAKKSK TKMPSLVKKW 
       960        970        980        990       1000
QSIQRELDEE DNSSSSEEDR ESTAQKRIEE WKQQQLVSGM AERNANFEAL 
      1010 
PEDWRARLKR RKMAPNT
Length:1,017
Mass (Da):110,266
Last modified:November 30, 2010 - v3
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:i510DC8011B5973AD
GO
Isoform 2 (identifier: Q8N3X1-2) [UniParc]FASTAAdd to basket

The sequence of this isoform differs from the canonical sequence as follows:
     73-73: E → EGK

Show »
Length:1,019
Mass (Da):110,451
Checksum:i2D60B6B14CC4CE16
GO

<p>In eukaryotic reference proteomes, unreviewed entries that are likely to belong to the same gene are computationally mapped, based on gene identifiers from Ensembl, EnsemblGenomes and model organism databases.<p><a href='/help/gene_centric_isoform_mapping' target='_top'>More...</a></p>Computationally mapped potential isoform sequencesi

There is 1 potential isoform mapped to this entry.BLASTAlignShow allAdd to basket
EntryEntry nameProtein names
Gene namesLengthAnnotation
F5GXL1F5GXL1_HUMAN
Formin-binding protein 4
FNBP4
143Annotation score:

Annotation score:1 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the 'correct annotation' for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>

<p>This subsection of the 'Sequence' section reports difference(s) between the protein sequence shown in the UniProtKB entry and other available protein sequences derived from the same gene.<p><a href='/help/sequence_caution' target='_top'>More...</a></p>Sequence cautioni

The sequence BAA76858 differs from that shown. Reason: Erroneous initiation. Extended N-terminus.Curated

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Sequence' section reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.<p><a href='/help/conflict' target='_top'>More...</a></p>Sequence conflicti55 – 56Missing in BAA76858 (PubMed:10231032).Curated2
Sequence conflicti55 – 56Missing in AAH37404 (PubMed:15489334).Curated2
Sequence conflicti55 – 56Missing in CAB70761 (PubMed:17974005).Curated2

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Sequence' section describes natural variant(s) of the protein sequence.<p><a href='/help/variant' target='_top'>More...</a></p>Natural variantiVAR_032623125E → G. Corresponds to variant dbSNP:rs34962598EnsemblClinVar.1
Natural variantiVAR_075345228T → M Rare variant found in a patient with microphthalmia with limb anomalies; unknown pathological significance. 1 PublicationCorresponds to variant dbSNP:rs780064080EnsemblClinVar.1
Natural variantiVAR_032624794T → A. Corresponds to variant dbSNP:rs35040940EnsemblClinVar.1

Alternative sequence

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the 'Sequence' section describes the sequence of naturally occurring alternative protein isoform(s). The changes in the amino acid sequence may be due to alternative splicing, alternative promoter usage, alternative initiation, or ribosomal frameshifting.<p><a href='/help/var_seq' target='_top'>More...</a></p>Alternative sequenceiVSP_04029273E → EGK in isoform 2. 1 Publication1

Sequence databases

Select the link destinations:

EMBL nucleotide sequence database

More...EMBLi

GenBank nucleotide sequence database

More...GenBanki

DNA Data Bank of Japan; a nucleotide sequence database

More...DDBJi
Links Updated
AB023231 mRNA Translation: BAA76858.2 Different initiation.
AC021443 Genomic DNA No translation available.
BC037404 mRNA Translation: AAH37404.1
AL137480 mRNA Translation: CAB70761.1
AK022987 mRNA Translation: BAB14348.1

The Consensus CDS (CCDS) project

More...CCDSi		CCDS41644.1 [Q8N3X1-1]

Protein sequence database of the Protein Information Resource

More...PIRi		T46422

NCBI Reference Sequences

More...RefSeqi		NP_001305268.1, NM_001318339.1 [Q8N3X1-2]
NP_056123.2, NM_015308.3 [Q8N3X1-1]

Genome annotation databases

Ensembl eukaryotic genome annotation project

More...Ensembli		ENST00000263773; ENSP00000263773; ENSG00000109920 [Q8N3X1-1]
ENST00000646180; ENSP00000494562; ENSG00000285182 [Q8N3X1-1]

Database of genes from NCBI RefSeq genomes

More...GeneIDi		23360

KEGG: Kyoto Encyclopedia of Genes and Genomes

More...KEGGi		hsa:23360

UCSC genome browser

More...UCSCi		uc009ylv.4, human [Q8N3X1-1]

Keywords - Coding sequence diversityi

Alternative splicing

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AB023231 mRNA Translation: BAA76858.2 Different initiation.
AC021443 Genomic DNA No translation available.
BC037404 mRNA Translation: AAH37404.1
AL137480 mRNA Translation: CAB70761.1
AK022987 mRNA Translation: BAB14348.1
CCDSiCCDS41644.1 [Q8N3X1-1]
PIRiT46422
RefSeqiNP_001305268.1, NM_001318339.1 [Q8N3X1-2]
NP_056123.2, NM_015308.3 [Q8N3X1-1]

3D structure databases

SMRiQ8N3X1
ModBaseiSearch...

Protein-protein interaction databases

BioGRIDi116941, 28 interactors
DIPiDIP-31674N
IntActiQ8N3X1, 11 interactors
MINTiQ8N3X1
STRINGi9606.ENSP00000263773

PTM databases

GlyGeniQ8N3X1, 3 sites, 1 O-linked glycan (3 sites)
iPTMnetiQ8N3X1
MetOSiteiQ8N3X1
PhosphoSitePlusiQ8N3X1

Genetic variation databases

BioMutaiFNBP4
DMDMi313104235

Proteomic databases

EPDiQ8N3X1
jPOSTiQ8N3X1
MassIVEiQ8N3X1
MaxQBiQ8N3X1
PaxDbiQ8N3X1
PeptideAtlasiQ8N3X1
PRIDEiQ8N3X1
ProteomicsDBi71841 [Q8N3X1-1]
71842 [Q8N3X1-2]

Protocols and materials databases

Antibodypedia a portal for validated antibodies

More...Antibodypediai		26877, 45 antibodies

The DNASU plasmid repository

More...DNASUi		23360

Genome annotation databases

EnsembliENST00000263773; ENSP00000263773; ENSG00000109920 [Q8N3X1-1]
ENST00000646180; ENSP00000494562; ENSG00000285182 [Q8N3X1-1]
GeneIDi23360
KEGGihsa:23360
UCSCiuc009ylv.4, human [Q8N3X1-1]

Organism-specific databases

Comparative Toxicogenomics Database

More...CTDi		23360
DisGeNETi23360

GeneCards: human genes, protein and diseases

More...GeneCardsi		FNBP4
HGNCiHGNC:19752, FNBP4
HPAiENSG00000109920, Low tissue specificity
MIMi615265, gene
neXtProtiNX_Q8N3X1
OpenTargetsiENSG00000109920
PharmGKBiPA134971679
VEuPathDBiHostDB:ENSG00000109920.12

Human Unidentified Gene-Encoded large proteins database

More...HUGEi		Search...

GenAtlas: human gene database

More...GenAtlasi		Search...

Phylogenomic databases

eggNOGiENOG502QTDD, Eukaryota
GeneTreeiENSGT00390000003450
HOGENOMiCLU_015402_0_0_1
InParanoidiQ8N3X1
OMAiSGCYYYW
OrthoDBi472232at2759
PhylomeDBiQ8N3X1
TreeFamiTF331046

Enzyme and pathway databases

PathwayCommonsiQ8N3X1
SignaLinkiQ8N3X1

Miscellaneous databases

BioGRID ORCS database of CRISPR phenotype screens

More...BioGRID-ORCSi		23360, 361 hits in 1002 CRISPR screens

ChiTaRS: a database of human, mouse and fruit fly chimeric transcripts and RNA-sequencing data

More...ChiTaRSi		FNBP4, human

The Gene Wiki collection of pages on human genes and proteins

More...GeneWikii		FNBP4

Database of phenotypes from RNA interference screens in Drosophila and Homo sapiens

More...GenomeRNAii		23360
PharosiQ8N3X1, Tdark

Protein Ontology

More...PROi		PR:Q8N3X1
RNActiQ8N3X1, protein

The Stanford Online Universal Resource for Clones and ESTs

More...SOURCEi		Search...

Gene expression databases

BgeeiENSG00000109920, Expressed in left lobe of thyroid gland and 237 other tissues
ExpressionAtlasiQ8N3X1, baseline and differential
GenevisibleiQ8N3X1, HS

Family and domain databases

CDDicd00201, WW, 2 hits
InterProiView protein in InterPro
IPR001202, WW_dom
IPR036020, WW_dom_sf
PfamiView protein in Pfam
PF00397, WW, 2 hits
SMARTiView protein in SMART
SM00456, WW, 2 hits
SUPFAMiSSF51045, SSF51045, 2 hits
PROSITEiView protein in PROSITE
PS01159, WW_DOMAIN_1, 1 hit
PS50020, WW_DOMAIN_2, 2 hits

ProtoNet; Automatic hierarchical classification of proteins

More...ProtoNeti		Search...

MobiDB: a database of protein disorder and mobility annotations

More...MobiDBi		Search...

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the 'Entry information' section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiFNBP4_HUMAN
<p>This subsection of the 'Entry information' section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called 'Primary (citable) accession number'.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: Q8N3X1
Secondary accession number(s): Q9H985, Q9NT81, Q9Y2L7
<p>This subsection of the 'Entry information' section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification ('Last modified'). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: May 29, 2007
Last sequence update: November 30, 2010
Last modified: April 7, 2021
This is version 148 of the entry and version 3 of the sequence. See complete history.
<p>This subsection of the 'Entry information' section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

<p>This section contains any relevant information that doesn't fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

Reference proteome

Documents

  1. Human chromosome 11
    Human chromosome 11: entries, gene names and cross-references to MIM
  2. Human entries with genetic variants
    List of human entries with genetic variants
  3. Human variants curated from literature reports
    Index of human variants curated from literature reports
  4. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
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