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Q8IXZ3

- SP8_HUMAN

UniProt

Q8IXZ3 - SP8_HUMAN

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Protein
Transcription factor Sp8
Gene
SP8
Organism
Homo sapiens (Human)
Status
Reviewed - Annotation score: 4 out of 5 - Experimental evidence at transcript leveli

Functioni

Transcription factor which plays a key role in limb development. Positively regulates FGF8 expression in the apical ectodermal ridge (AER) and contributes to limb outgrowth in embryos By similarity.

Regions

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Zinc fingeri314 – 33825C2H2-type 1
Add
BLAST
Zinc fingeri344 – 36825C2H2-type 2
Add
BLAST
Zinc fingeri374 – 39623C2H2-type 3
Add
BLAST

GO - Molecular functioni

  1. DNA binding Source: UniProtKB-KW
  2. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. dorsal/ventral pattern formation Source: Ensembl
  2. embryonic limb morphogenesis Source: Ensembl
  3. proximal/distal pattern formation Source: Ensembl
  4. regulation of transcription, DNA-templated Source: UniProtKB-KW
  5. transcription, DNA-templated Source: UniProtKB-KW
Complete GO annotation...

Keywords - Biological processi

Transcription, Transcription regulation

Keywords - Ligandi

DNA-binding, Metal-binding, Zinc

Names & Taxonomyi

Protein namesi
Recommended name:
Transcription factor Sp8
Alternative name(s):
Specificity protein 8
Gene namesi
Name:SP8
OrganismiHomo sapiens (Human)
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
ProteomesiUP000005640: Chromosome 7

Organism-specific databases

HGNCiHGNC:19196. SP8.

Subcellular locationi

Nucleus Inferred

GO - Cellular componenti

  1. nucleus Source: UniProtKB-SubCell
Complete GO annotation...

Keywords - Cellular componenti

Nucleus

Pathology & Biotechi

Organism-specific databases

PharmGKBiPA134893390.

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 490490Transcription factor Sp8
PRO_0000047152Add
BLAST

Proteomic databases

PaxDbiQ8IXZ3.
PRIDEiQ8IXZ3.

PTM databases

PhosphoSiteiQ8IXZ3.

Expressioni

Gene expression databases

BgeeiQ8IXZ3.
CleanExiHS_SP8.
GenevestigatoriQ8IXZ3.

Organism-specific databases

HPAiHPA054006.

Interactioni

Protein-protein interaction databases

BioGridi128760. 3 interactions.
STRINGi9606.ENSP00000408792.

Structurei

3D structure databases

ProteinModelPortaliQ8IXZ3.
SMRiQ8IXZ3. Positions 324-470.

Family & Domainsi

Compositional bias

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Compositional biasi11 – 114104Ser-rich
Add
BLAST
Compositional biasi68 – 8114Ala-rich
Add
BLAST

Sequence similaritiesi

Keywords - Domaini

Repeat, Zinc-finger

Phylogenomic databases

eggNOGiCOG5048.
HOGENOMiHOG000231067.
HOVERGENiHBG036899.
InParanoidiQ8IXZ3.
KOiK09198.
OMAiSASCNVV.
OrthoDBiEOG7JQBMX.
PhylomeDBiQ8IXZ3.
TreeFamiTF350150.

Family and domain databases

Gene3Di3.30.160.60. 3 hits.
InterProiIPR007087. Znf_C2H2.
IPR015880. Znf_C2H2-like.
IPR013087. Znf_C2H2/integrase_DNA-bd.
[Graphical view]
SMARTiSM00355. ZnF_C2H2. 3 hits.
[Graphical view]
PROSITEiPS00028. ZINC_FINGER_C2H2_1. 3 hits.
PS50157. ZINC_FINGER_C2H2_2. 3 hits.
[Graphical view]

Sequences (4)i

Sequence statusi: Complete.

This entry describes 4 isoformsi produced by alternative splicing. Align

Isoform 3 (identifier: Q8IXZ3-3) [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

MLAATCNKIG SPSPSPSSLS DSSSSFGKGF HPWKRSSSSS SASCNVVGSS    50
LSSFGVSGAS RNGGSSSAAA AAAAAAAAAA ALVSDSFSCG GSPGSSAFSL 100
TSSSAAAAAA AAAAAASSSP FANDYSVFQA PGVSGGSGGG GGGGGGGSSA 150
HSQDGSHQPV FISKVHTSVD GLQGIYPRVG MAHPYESWFK PSHPGLGAAG 200
EVGSAGASSW WDVGAGWIDV QNPNSAAALP GSLHPAAGGL QTSLHSPLGG 250
YNSDYSGLSH SAFSSGASSH LLSPAGQHLM DGFKPVLPGS YPDSAPSPLA 300
GAGGSMLSAG PSAPLGGSPR SSARRYSGRA TCDCPNCQEA ERLGPAGASL 350
RRKGLHSCHI PGCGKVYGKT SHLKAHLRWH TGERPFVCNW LFCGKRFTRS 400
DELQRHLRTH TGEKRFACPV CNKRFMRSDH LSKHVKTHSG GGGGGGSAGS 450
GSGGKKGSDT DSEHSAAGSP PCHSPELLQP PEPGHRNGLE 490
Length:490
Mass (Da):48,674
Last modified:July 13, 2010 - v3
Checksum:i8FB659057C6F8E58
GO
Isoform 1 (identifier: Q8IXZ3-1) [UniParc]FASTAAdd to Basket

The sequence of this isoform differs from the canonical sequence as follows:
     104-145: Missing.

Note: No experimental confirmation available.

Show »
Length:448
Mass (Da):45,235
Checksum:i23D3E1CE4DBBE0AE
GO
Isoform 2 (identifier: Q8IXZ3-2) [UniParc]FASTAAdd to Basket

The sequence of this isoform differs from the canonical sequence as follows:
     92-147: Missing.

Note: No experimental confirmation available.

Show »
Length:434
Mass (Da):44,012
Checksum:i8D1AC12A65A89605
GO
Isoform 4 (identifier: Q8IXZ3-4) [UniParc]FASTAAdd to Basket

Also known as: Sp8L

The sequence of this isoform differs from the canonical sequence as follows:
     1-1: M → MATSLLGEEPRLGSTPLAM

Show »
Length:508
Mass (Da):50,500
Checksum:i99C8728AA08D139F
GO

Sequence cautioni

The sequence BAB71297.1 differs from that shown. Reason: Erroneous initiation. Translation N-terminally shortened.

Alternative sequence

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Alternative sequencei1 – 11M → MATSLLGEEPRLGSTPLAM in isoform 4.
VSP_044094
Alternative sequencei92 – 14756Missing in isoform 2.
VSP_007441Add
BLAST
Alternative sequencei104 – 14542Missing in isoform 1.
VSP_011036Add
BLAST

Sequence conflict

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti430 – 4301H → R in BC038669. 1 Publication

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AY167047 mRNA. Translation: AAO38028.1.
AY167048 mRNA. Translation: AAO38029.1.
AK056857 mRNA. Translation: BAB71297.1. Different initiation.
CH471073 Genomic DNA. Translation: EAW93731.1.
BC038669 mRNA. No translation available.
CCDSiCCDS43555.1. [Q8IXZ3-4]
CCDS5372.1. [Q8IXZ3-3]
RefSeqiNP_874359.2. NM_182700.5. [Q8IXZ3-4]
NP_945194.1. NM_198956.3. [Q8IXZ3-3]
UniGeneiHs.195922.

Genome annotation databases

EnsembliENST00000361443; ENSP00000354482; ENSG00000164651. [Q8IXZ3-3]
ENST00000418710; ENSP00000408792; ENSG00000164651. [Q8IXZ3-4]
GeneIDi221833.
KEGGihsa:221833.
UCSCiuc003suy.3. human. [Q8IXZ3-3]
uc003suz.3. human. [Q8IXZ3-4]

Polymorphism databases

DMDMi300669678.

Keywords - Coding sequence diversityi

Alternative splicing

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AY167047 mRNA. Translation: AAO38028.1 .
AY167048 mRNA. Translation: AAO38029.1 .
AK056857 mRNA. Translation: BAB71297.1 . Different initiation.
CH471073 Genomic DNA. Translation: EAW93731.1 .
BC038669 mRNA. No translation available.
CCDSi CCDS43555.1. [Q8IXZ3-4 ]
CCDS5372.1. [Q8IXZ3-3 ]
RefSeqi NP_874359.2. NM_182700.5. [Q8IXZ3-4 ]
NP_945194.1. NM_198956.3. [Q8IXZ3-3 ]
UniGenei Hs.195922.

3D structure databases

ProteinModelPortali Q8IXZ3.
SMRi Q8IXZ3. Positions 324-470.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

BioGridi 128760. 3 interactions.
STRINGi 9606.ENSP00000408792.

PTM databases

PhosphoSitei Q8IXZ3.

Polymorphism databases

DMDMi 300669678.

Proteomic databases

PaxDbi Q8IXZ3.
PRIDEi Q8IXZ3.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

Ensembli ENST00000361443 ; ENSP00000354482 ; ENSG00000164651 . [Q8IXZ3-3 ]
ENST00000418710 ; ENSP00000408792 ; ENSG00000164651 . [Q8IXZ3-4 ]
GeneIDi 221833.
KEGGi hsa:221833.
UCSCi uc003suy.3. human. [Q8IXZ3-3 ]
uc003suz.3. human. [Q8IXZ3-4 ]

Organism-specific databases

CTDi 221833.
GeneCardsi GC07M020788.
HGNCi HGNC:19196. SP8.
HPAi HPA054006.
MIMi 608306. gene.
neXtProti NX_Q8IXZ3.
PharmGKBi PA134893390.
GenAtlasi Search...

Phylogenomic databases

eggNOGi COG5048.
HOGENOMi HOG000231067.
HOVERGENi HBG036899.
InParanoidi Q8IXZ3.
KOi K09198.
OMAi SASCNVV.
OrthoDBi EOG7JQBMX.
PhylomeDBi Q8IXZ3.
TreeFami TF350150.

Miscellaneous databases

GeneWikii Sp8_transcription_factor.
GenomeRNAii 221833.
NextBioi 91473.
PROi Q8IXZ3.
SOURCEi Search...

Gene expression databases

Bgeei Q8IXZ3.
CleanExi HS_SP8.
Genevestigatori Q8IXZ3.

Family and domain databases

Gene3Di 3.30.160.60. 3 hits.
InterProi IPR007087. Znf_C2H2.
IPR015880. Znf_C2H2-like.
IPR013087. Znf_C2H2/integrase_DNA-bd.
[Graphical view ]
SMARTi SM00355. ZnF_C2H2. 3 hits.
[Graphical view ]
PROSITEi PS00028. ZINC_FINGER_C2H2_1. 3 hits.
PS50157. ZINC_FINGER_C2H2_2. 3 hits.
[Graphical view ]
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Genomic structure and cloning of two transcript isoforms of human Sp8."
    Milona M.-A., Gough J.E., Edgar A.J.
    BMC Genomics 5:86-86(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 3 AND 4), ALTERNATIVE SPLICING.
  2. "Complete sequencing and characterization of 21,243 full-length human cDNAs."
    Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S.
    , Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., Isogai T., Sugano S.
    Nat. Genet. 36:40-45(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2).
    Tissue: Prostate.
  3. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
  4. "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)."
    The MGC Project Team
    Genome Res. 14:2121-2127(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1).
    Tissue: Brain.

Entry informationi

Entry nameiSP8_HUMAN
AccessioniPrimary (citable) accession number: Q8IXZ3
Secondary accession number(s): Q7Z615, Q7Z616, Q96MJ1
Entry historyi
Integrated into UniProtKB/Swiss-Prot: May 16, 2003
Last sequence update: July 13, 2010
Last modified: July 9, 2014
This is version 99 of the entry and version 3 of the sequence. [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 7
    Human chromosome 7: entries, gene names and cross-references to MIM
  2. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
  3. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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