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Protein

Krueppel-like factor 3

Gene

KLF3

Organism
Homo sapiens (Human)
Status
Reviewed-Annotation score: Annotation score: 5 out of 5-Experimental evidence at protein leveli

Functioni

Binds to the CACCC box of erythroid cell-expressed genes. May play a role in hematopoiesis (By similarity).By similarity

Regions

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Zinc fingeri260 – 284C2H2-type 1PROSITE-ProRule annotationAdd BLAST25
Zinc fingeri290 – 314C2H2-type 2PROSITE-ProRule annotationAdd BLAST25
Zinc fingeri320 – 342C2H2-type 3PROSITE-ProRule annotationAdd BLAST23

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionActivator, DNA-binding, Repressor
Biological processTranscription, Transcription regulation
LigandMetal-binding, Zinc

Enzyme and pathway databases

SIGNORiP57682.

Names & Taxonomyi

Protein namesi
Recommended name:
Krueppel-like factor 3
Alternative name(s):
Basic krueppel-like factor
CACCC-box-binding protein BKLF
TEF-2
Gene namesi
Name:KLF3
Synonyms:BKLF
OrganismiHomo sapiens (Human)
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
Proteomesi
  • UP000005640 Componenti: Chromosome 4

Organism-specific databases

EuPathDBiHostDB:ENSG00000109787.12.
HGNCiHGNC:16516. KLF3.

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Nucleus

Pathology & Biotechi

Organism-specific databases

DisGeNETi51274.
OpenTargetsiENSG00000109787.
PharmGKBiPA30137.

Polymorphism and mutation databases

BioMutaiKLF3.
DMDMi12644533.

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00000471651 – 345Krueppel-like factor 3Add BLAST345

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Cross-linki10Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO)By similarity
Cross-linki68Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)Combined sources
Modified residuei71PhosphoserineCombined sources1
Modified residuei92PhosphoserineCombined sources1
Modified residuei101PhosphoserineCombined sources1
Modified residuei108PhosphoserineBy similarity1
Modified residuei111PhosphoserineCombined sources1
Cross-linki196Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)Combined sources
Cross-linki198Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)Combined sources
Modified residuei216PhosphoserineBy similarity1
Modified residuei224PhosphoserineBy similarity1
Modified residuei250PhosphoserineCombined sources1

Post-translational modificationi

Sumoylated with SUMO1. Sumoylation is enhanced by PIAS1, PIAS2alpha and PIAS2beta, and PIAS4, but not by Pc2. Enhances transcriptional repression, but has no effect on DNA binding. Sumoylation on Lys-198 is the major site (By similarity).By similarity

Keywords - PTMi

Isopeptide bond, Phosphoprotein, Ubl conjugation

Proteomic databases

EPDiP57682.
MaxQBiP57682.
PaxDbiP57682.
PeptideAtlasiP57682.
PRIDEiP57682.

PTM databases

iPTMnetiP57682.
PhosphoSitePlusiP57682.

Expressioni

Gene expression databases

BgeeiENSG00000109787.
CleanExiHS_KLF3.
ExpressionAtlasiP57682. baseline and differential.
GenevisibleiP57682. HS.

Organism-specific databases

HPAiHPA049512.
HPA065054.

Interactioni

Subunit structurei

Monomer.By similarity

Binary interactionsi

Show more details

Protein-protein interaction databases

BioGridi119426. 9 interactors.
IntActiP57682. 13 interactors.
MINTiMINT-4786517.
STRINGi9606.ENSP00000261438.

Structurei

3D structure databases

ProteinModelPortaliP57682.
SMRiP57682.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Region

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Regioni1 – 74Repressor domainAdd BLAST74

Motif

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Motifi61 – 65CTBP-binding motif5

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Compositional biasi1 – 251Pro-richAdd BLAST251

Sequence similaritiesi

Zinc finger

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Zinc fingeri260 – 284C2H2-type 1PROSITE-ProRule annotationAdd BLAST25
Zinc fingeri290 – 314C2H2-type 2PROSITE-ProRule annotationAdd BLAST25
Zinc fingeri320 – 342C2H2-type 3PROSITE-ProRule annotationAdd BLAST23

Keywords - Domaini

Repeat, Zinc-finger

Phylogenomic databases

eggNOGiKOG1721. Eukaryota.
COG5048. LUCA.
GeneTreeiENSGT00760000118998.
HOGENOMiHOG000232138.
HOVERGENiHBG003941.
InParanoidiP57682.
KOiK15605.
OMAiMKKYSPP.
OrthoDBiEOG091G1BN0.
PhylomeDBiP57682.
TreeFamiTF350556.

Family and domain databases

Gene3Di3.30.40.10. 1 hit.
InterProiView protein in InterPro
IPR036236. Znf_C2H2_sf.
IPR013087. Znf_C2H2_type.
IPR013083. Znf_RING/FYVE/PHD.
SMARTiView protein in SMART
SM00355. ZnF_C2H2. 3 hits.
SUPFAMiSSF57667. SSF57667. 2 hits.
PROSITEiView protein in PROSITE
PS00028. ZINC_FINGER_C2H2_1. 3 hits.
PS50157. ZINC_FINGER_C2H2_2. 3 hits.

Sequences (2)i

Sequence statusi: Complete.

This entry describes 2 isoformsi produced by alternative splicing. AlignAdd to basket

Isoform 1 (identifier: P57682-1) [UniParc]FASTAAdd to basket

This isoform has been chosen as the 'canonical' 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
MLMFDPVPVK QEAMDPVSVS YPSNYMESMK PNKYGVIYST PLPEKFFQTP
60 70 80 90 100
EGLSHGIQME PVDLTVNKRS SPPSAGNSPS SLKFPSSHRR ASPGLSMPSS
110 120 130 140 150
SPPIKKYSPP SPGVQPFGVP LSMPPVMAAA LSRHGIRSPG ILPVIQPVVV
160 170 180 190 200
QPVPFMYTSH LQQPLMVSLS EEMENSSSSM QVPVIESYEK PISQKKIKIE
210 220 230 240 250
PGIEPQRTDY YPEEMSPPLM NSVSPPQALL QENHPSVIVQ PGKRPLPVES
260 270 280 290 300
PDTQRKRRIH RCDYDGCNKV YTKSSHLKAH RRTHTGEKPY KCTWEGCTWK
310 320 330 340
FARSDELTRH FRKHTGIKPF QCPDCDRSFS RSDHLALHRK RHMLV
Length:345
Mass (Da):38,829
Last modified:December 1, 2000 - v1
Checksum:iA490D642AB8F1FDC
GO
Isoform 2 (identifier: P57682-2) [UniParc]FASTAAdd to basket

The sequence of this isoform differs from the canonical sequence as follows:
     233-345: Missing.

Note: May be due to intron retention. No experimental confirmation available.
Show »
Length:232
Mass (Da):25,430
Checksum:i20A838F91F92DD50
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sequence conflicti85P → R in AAH51687 (PubMed:15489334).Curated1
Sequence conflicti116P → H in AAH51687 (PubMed:15489334).Curated1
Sequence conflicti305D → G in AAH30662 (PubMed:15489334).Curated1

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Natural variantiVAR_052715207R → S. Corresponds to variant dbSNP:rs17616226Ensembl.1

Alternative sequence

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Alternative sequenceiVSP_014532233 – 345Missing in isoform 2. 1 PublicationAdd BLAST113

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AB024523 mRNA. Translation: BAA92271.1.
AF285837 mRNA. Translation: AAK27329.1.
BC030662 mRNA. Translation: AAH30662.1.
BC051687 mRNA. Translation: AAH51687.1.
CCDSiCCDS3444.1. [P57682-1]
RefSeqiNP_057615.3. NM_016531.5. [P57682-1]
UniGeneiHs.298658.

Genome annotation databases

EnsembliENST00000261438; ENSP00000261438; ENSG00000109787. [P57682-1]
ENST00000514033; ENSP00000421252; ENSG00000109787. [P57682-2]
GeneIDi51274.
KEGGihsa:51274.
UCSCiuc003gtg.3. human. [P57682-1]

Keywords - Coding sequence diversityi

Alternative splicing, Polymorphism

Similar proteinsi

Entry informationi

Entry nameiKLF3_HUMAN
AccessioniPrimary (citable) accession number: P57682
Secondary accession number(s): Q6PIR1, Q86TN0, Q9P2X6
Entry historyiIntegrated into UniProtKB/Swiss-Prot: December 1, 2000
Last sequence update: December 1, 2000
Last modified: October 25, 2017
This is version 156 of the entry and version 1 of the sequence. See complete history.
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.

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Human chromosome 4
    Human chromosome 4: entries, gene names and cross-references to MIM
  2. Human entries with polymorphisms or disease mutations
    List of human entries with polymorphisms or disease mutations
  3. Human polymorphisms and disease mutations
    Index of human polymorphisms and disease mutations
  4. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
  5. SIMILARITY comments
    Index of protein domains and families