Q9P2F8 (SI1L2_HUMAN) Reviewed, UniProtKB/Swiss-Prot
Last modified
May 1, 2013.
Version 99.
History...
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order
Names·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize orderNames and origin
| Protein names | Recommended name: Signal-induced proliferation-associated 1-like protein 2 Short name=SIPA1-like protein 2 | ||||
| Gene names |
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| Organism | Homo sapiens (Human) [Reference proteome] | ||||
| Taxonomic identifier | 9606 [NCBI] | ||||
| Taxonomic lineage | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo![]() |
Protein attributes
| Sequence length | 1722 AA. |
| Sequence status | Complete. |
| Protein existence | Evidence at protein level |
General annotation (Comments)
| Sequence similarities | Contains 1 PDZ (DHR) domain. Contains 1 Rap-GAP domain. |
| Sequence caution | The sequence BAA92627.1 differs from that shown. Reason: Erroneous initiation. The sequence BAB14273.1 differs from that shown. Reason: Erroneous initiation. |
Ontologies
| Keywords | |
|---|---|
| Coding sequence diversity | Alternative splicing Polymorphism |
| Domain | Coiled coil |
| Molecular function | GTPase activation |
| PTM | Phosphoprotein |
| Technical term | Complete proteome Reference proteome |
| Gene Ontology (GO) | |
| Biological_process | positive regulation of GTPase activity Inferred from electronic annotation. Source: GOC regulation of small GTPase mediated signal transductionInferred from electronic annotation. Source: InterPro |
| Molecular_function | GTPase activator activity Inferred from electronic annotation. Source: UniProtKB-KW |
| Complete GO annotation... | |
Alternative products
| This entry describes 2 isoforms produced by alternative splicing. [Align] [Select] | ||||||
| Isoform 1 (identifier: Q9P2F8-1) 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. | ||||||
| Isoform 2 (identifier: Q9P2F8-2) The sequence of this isoform differs from the canonical sequence as follows: 1-926: Missing. 927-940: NCAEDIREIVQRLV → MSPCFSFIGCKLCS 1588-1605: Missing. |
Sequence annotation (Features)
| Feature key | Position(s) | Length | Description | Graphical view | Feature identifier | ||||
Molecule processing | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Chain | 1 – 1722 | 1722 | Signal-induced proliferation-associated 1-like protein 2 | PRO_0000056749 | |||||
Regions | |||||||||
| Domain | 595 – 812 | 218 | Rap-GAP | ||||||
| Domain | 950 – 1026 | 77 | PDZ | ||||||
| Coiled coil | 1654 – 1712 | 59 | Potential | ||||||
| Compositional bias | 60 – 63 | 4 | Poly-Gly | ||||||
| Compositional bias | 1125 – 1128 | 4 | Poly-Ser | ||||||
| Compositional bias | 1321 – 1384 | 64 | Ser-rich | ||||||
Amino acid modifications | |||||||||
| Modified residue | 148 | 1 | Phosphoserine Ref.8 Ref.9 Ref.12 | ||||||
| Modified residue | 1029 | 1 | Phosphoserine Ref.12 | ||||||
| Modified residue | 1244 | 1 | Phosphoserine By similarity | ||||||
| Modified residue | 1406 | 1 | Phosphoserine By similarity | ||||||
| Modified residue | 1461 | 1 | Phosphoserine Ref.10 Ref.11 | ||||||
| Modified residue | 1478 | 1 | Phosphoserine Ref.7 Ref.8 | ||||||
| Modified residue | 1488 | 1 | Phosphoserine Ref.9 | ||||||
| Modified residue | 1549 | 1 | Phosphoserine Ref.11 | ||||||
| Modified residue | 1552 | 1 | Phosphoserine Ref.11 | ||||||
Natural variations | |||||||||
| Alternative sequence | 1 – 926 | 926 | Missing in isoform 2. | VSP_010920 | |||||
| Alternative sequence | 927 – 940 | 14 | NCAED…VQRLV → MSPCFSFIGCKLCS in isoform 2. | VSP_010921 | |||||
| Alternative sequence | 1588 – 1605 | 18 | Missing in isoform 2. | VSP_010922 | |||||
| Natural variant | 49 | 1 | T → A. Corresponds to variant rs16857502 [ dbSNP | Ensembl ]. | VAR_049153 | |||||
| Natural variant | 1322 | 1 | T → A. Ref.1 Ref.4 Ref.5 Ref.6 Corresponds to variant rs2275307 [ dbSNP | Ensembl ]. | VAR_049154 | |||||
| Natural variant | 1403 | 1 | S → L. Corresponds to variant rs1547742 [ dbSNP | Ensembl ]. | VAR_049155 | |||||
| Natural variant | 1424 | 1 | M → L. Corresponds to variant rs3210731 [ dbSNP | Ensembl ]. | VAR_061183 | |||||
| Natural variant | 1639 | 1 | G → S. Corresponds to variant rs2275303 [ dbSNP | Ensembl ]. | VAR_049156 | |||||
Experimental info | |||||||||
| Sequence conflict | 1288 | 1 | S → P in BAB14273. Ref.2 | ||||||
| Sequence conflict | 1308 | 1 | D → V in BAB14273. Ref.2 | ||||||
| Sequence conflict | 1702 | 1 | T → I in BAB14273. Ref.2 | ||||||
Sequences
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References
| « Hide 'large scale' references | |
| [1] | Matsuura K., Kohu K., Akiyama T. Submitted (OCT-2002) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), VARIANT ALA-1322. |
| [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. Sugano S.Nat. Genet. 36:40-45(2004) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2). Tissue: Testis. |
| [3] | "The DNA sequence and biological annotation of human chromosome 1." Gregory S.G., Barlow K.F., McLay K.E., Kaul R., Swarbreck D., Dunham A., Scott C.E., Howe K.L., Woodfine K., Spencer C.C.A., Jones M.C., Gillson C., Searle S., Zhou Y., Kokocinski F., McDonald L., Evans R., Phillips K. Bentley D.R.Nature 441:315-321(2006) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. |
| [4] | Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M., Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J., Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S., Turner R. Venter J.C.Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], VARIANT ALA-1322. |
| [5] | "Prediction of the coding sequences of unidentified human genes. XVI. The complete sequences of 150 new cDNA clones from brain which code for large proteins in vitro." Nagase T., Kikuno R., Ishikawa K., Hirosawa M., Ohara O. DNA Res. 7:65-73(2000) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 219-1722 (ISOFORM 1), VARIANT ALA-1322. Tissue: Brain. |
| [6] | "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] OF 1065-1722 (ISOFORM 2), VARIANT ALA-1322. Tissue: Ovary and Salivary gland. |
| [7] | "Robust phosphoproteomic profiling of tyrosine phosphorylation sites from human T cells using immobilized metal affinity chromatography and tandem mass spectrometry." Brill L.M., Salomon A.R., Ficarro S.B., Mukherji M., Stettler-Gill M., Peters E.C. Anal. Chem. 76:2763-2772(2004) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-1478, MASS SPECTROMETRY. Tissue: Leukemic T-cell. |
| [8] | "Combining protein-based IMAC, peptide-based IMAC, and MudPIT for efficient phosphoproteomic analysis." Cantin G.T., Yi W., Lu B., Park S.K., Xu T., Lee J.-D., Yates J.R. III J. Proteome Res. 7:1346-1351(2008) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-148 AND SER-1478, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
| [9] | "A quantitative atlas of mitotic phosphorylation." Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E., Elledge S.J., Gygi S.P. Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-148 AND SER-1488, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
| [10] | "Large-scale proteomics analysis of the human kinome." Oppermann F.S., Gnad F., Olsen J.V., Hornberger R., Greff Z., Keri G., Mann M., Daub H. Mol. Cell. Proteomics 8:1751-1764(2009) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-1461, MASS SPECTROMETRY. |
| [11] | "Quantitative phosphoproteomic analysis of T cell receptor signaling reveals system-wide modulation of protein-protein interactions." Mayya V., Lundgren D.H., Hwang S.-I., Rezaul K., Wu L., Eng J.K., Rodionov V., Han D.K. Sci. Signal. 2:RA46-RA46(2009) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-1461; SER-1549 AND SER-1552, MASS SPECTROMETRY. Tissue: Leukemic T-cell. |
| [12] | "Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis." Olsen J.V., Vermeulen M., Santamaria A., Kumar C., Miller M.L., Jensen L.J., Gnad F., Cox J., Jensen T.S., Nigg E.A., Brunak S., Mann M. Sci. Signal. 3:RA3-RA3(2010) [PubMed] [Europe PMC] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-148 AND SER-1029, MASS SPECTROMETRY. Tissue: Cervix carcinoma. |
| [13] | "System-wide temporal characterization of the proteome and phosphoproteome of human embryonic stem cell differentiation." Rigbolt K.T., Prokhorova T.A., Akimov V., Henningsen J., Johansen P.T., Kratchmarova I., Kassem M., Mann M., Olsen J.V., Blagoev B. Sci. Signal. 4:RS3-RS3(2011) [PubMed] [Europe PMC] [Abstract] Cited for: IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. |
| + | Additional computationally mapped references. |
Cross-references
Sequence databases | |
|---|---|
| EMBL GenBank DDBJ | AY168879 mRNA. Translation: AAO12530.1. AK022852 mRNA. Translation: BAB14273.1. Different initiation. AK093191 mRNA. Translation: BAC04090.1. AL356965, AL157409 Genomic DNA. Translation: CAH73408.1. AL356965, AL157409 Genomic DNA. Translation: CAH73409.1. AL157409, AL356965 Genomic DNA. Translation: CAI22919.1. AL157409, AL356965 Genomic DNA. Translation: CAI22920.1. AB037810 mRNA. Translation: BAA92627.1. Different initiation. CH471098 Genomic DNA. Translation: EAW69972.1. BC013119 mRNA. Translation: AAH13119.2. BC082251 mRNA. Translation: AAH82251.1. |
| IPI | IPI00444572. IPI00444573. |
| RefSeq | NP_065859.3. NM_020808.3. |
| UniGene | Hs.268774. |
3D structure databases | |
| ProteinModelPortal | Q9P2F8. |
| ModBase | Search... |
Protein-protein interaction databases | |
| IntAct | Q9P2F8. 5 interactions. |
PTM databases | |
| PhosphoSite | Q9P2F8. |
Polymorphism databases | |
| DMDM | 85681894. |
Proteomic databases | |
| PaxDb | Q9P2F8. |
| PRIDE | Q9P2F8. |
Protocols and materials databases | |
| DNASU | 57568. |
| StructuralBiologyKnowledgebase | Search... |
Genome annotation databases | |
| Ensembl | ENST00000262861; ENSP00000262861; ENSG00000116991. ENST00000308942; ENSP00000309102; ENSG00000116991. ENST00000366630; ENSP00000355589; ENSG00000116991. |
| GeneID | 57568. |
| KEGG | hsa:57568. |
| UCSC | uc001hvf.3. human. uc001hvg.3. human. |
Organism-specific databases | |
| CTD | 57568. |
| GeneCards | GC01M232533. |
| HGNC | HGNC:23800. SIPA1L2. |
| HPA | HPA024181. |
| MIM | 611609. gene. |
| neXtProt | NX_Q9P2F8. |
| PharmGKB | PA134933243. |
| HUGE | Search... |
| GenAtlas | Search... |
Phylogenomic databases | |
| eggNOG | NOG279955. |
| HOVERGEN | HBG056135. |
| InParanoid | Q9P2F8. |
| OMA | AENFVTT. |
| OrthoDB | EOG4QNMV9. |
Gene expression databases | |
| Bgee | Q9P2F8. |
| CleanEx | HS_SIPA1L2. |
| Genevestigator | Q9P2F8. |
| GermOnline | ENSG00000116991. Homo sapiens. |
Family and domain databases | |
| InterPro | IPR021818. DUF3401. IPR001478. PDZ. IPR000331. Rap_GAP_dom. [Graphical view] |
| Pfam | PF11881. DUF3401. 1 hit. PF00595. PDZ. 1 hit. PF02145. Rap_GAP. 1 hit. [Graphical view] |
| SMART | SM00228. PDZ. 1 hit. [Graphical view] |
| SUPFAM | SSF50156. PDZ. 1 hit. |
| PROSITE | PS50106. PDZ. 1 hit. PS50085. RAPGAP. 1 hit. [Graphical view] |
| ProtoNet | Search... |
Other | |
| GenomeRNAi | 57568. |
| NextBio | 64082. |
| SOURCE | Search... |
Entry information
| Entry name | SI1L2_HUMAN | ||||||||
| Accession | Primary (citable) accession number: Q9P2F8 Secondary accession number(s): Q2TV88 Q9H9F6 | ||||||||
| Entry history |
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| Entry status | Reviewed (UniProtKB/Swiss-Prot) | ||||||||
| Annotation program | Chordata Protein Annotation Program | ||||||||
| Disclaimer | Any 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. | ||||||||
Relevant documents
| Human chromosome 1 Human chromosome 1: entries, gene names and cross-references to MIM |
| Human entries with polymorphisms or disease mutations List of human entries with polymorphisms or disease mutations |
| Human polymorphisms and disease mutations Index of human polymorphisms and disease mutations |
| MIM cross-references Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot |
| SIMILARITY comments Index of protein domains and families |

Clusters with
