logo CaMPDB: Calpain for Modulatory Proteolysis Database

SB0024 : Protein tyrosine phosphatase, receptor type, N

[ CaMP Format ]

* Basic Information

OrganismHomo sapiens (human)
Protein Namesreceptor-type tyrosine-protein phosphatase-like N isoform 1 precursor [Homo sapiens]; receptor-type tyrosine-protein phosphatase-like N isoform 1 precursor; islet cell antigen 512; islet cell autoantigen 3; protein tyrosine phosphatase-like N; islet cell antigen 2; ICA 512; PTP IA-2; Receptor-type tyrosine-protein phosphatase-like N; R-PTP-N; Islet cell antigen 512; Islet cell autoantigen 3
Gene NamesPTPRN; ICA3, ICA512; ICA3; ICA512; protein tyrosine phosphatase, receptor type, N
Gene Locus2q35-q36.1; chromosome 2
GO FunctionNot available
Entrez Protein Entrez Nucleotide Entrez Gene UniProt OMIM HGNC HPRD KEGG
NP_002837 NM_002846 5798 Q16849 601773 HGNC:9676 03466 hsa:5798

* Information From OMIM

Text: For general information about protein-tyrosine phosphatases (PTPases), see PTPRA (OMIM:176884).

* Structure Information

1. Primary Information

Length: 979 aa

Average Mass: 105.846 kDa

Monoisotopic Mass: 105.781 kDa

2. Domain Information

Annotated Domains: interpro / pfam / smart / prosite

Computationally Assigned Domains (Pfam+HMMER):

domain namebeginendscoree-value
RESP18 domain 1. 601551.00.8
RESP18 domain 2. 33535814.00.1
Protein-tyrosine phosphatase receptor IA-2 1. 4695571.00.0
--- cleavage 608 ---
--- cleavage 658 ---
Dual specificity phosphatase, catalytic domain 1. 89295464.00.0

3. Sequence Information

Fasta Sequence: SB0024.fasta

Amino Acid Sequence and Secondary Structures (PsiPred):

4. 3D Information

Known Structures in PDB: 2I1Y (X-ray; 223 A; A/B=681-979), 2QT7 (X-ray; 130 A; A/B=468-558), 3N01 (X-ray; 130 A; A/B=470-558), 3N4W (X-ray; 145 A; A/B=470-558), 3NG8 (X-ray; 135 A; A/B=470-558), 3NP5 (X-ray; 180 A; A/B/C/D=470-558)

* Cleavage Information

2 [sites] cleaved by Calpain 1

Source Reference: [PubMed ID: 11483505] Ort T, Voronov S, Guo J, Zawalich K, Froehner SC, Zawalich W, Solimena M, Dephosphorylation of beta2-syntrophin and Ca2+/mu-calpain-mediated cleavage of ICA512 upon stimulation of insulin secretion. EMBO J. 2001 Aug 1;20(15):4013-23.

Cleavage sites (±10aa)

[Site 1] CVRQHARQQD608-KERLAALGPE

Asp608 Lys

P10 P9 P8 P7 P6 P5 P4 P3 P2 P1
Cys599Val600Arg601Gln602His603Ala604Arg605Gln606Gln607Asp608
P1' P2' P3' P4' P5' P6' P7' P8' P9' P10'
Lys609Glu610Arg611Leu612Ala613Ala614Leu615Gly616Pro617Glu618

Sequence conservation (by blast)

[Site 2] PEPSRVSSVS658-SQFSDAAQAS

Ser658 Ser

P10 P9 P8 P7 P6 P5 P4 P3 P2 P1
Pro649Glu650Pro651Ser652Arg653Val654Ser655Ser656Val657Ser658
P1' P2' P3' P4' P5' P6' P7' P8' P9' P10'
Ser659Gln660Phe661Ser662Asp663Ala664Ala665Gln666Ala667Ser668

Sequence conservation (by blast)

* References

[PubMed ID: 23396399] Long AE, Gillespie KM, Aitken RJ, Goode JC, Bingley PJ, Williams AJ, Humoral responses to islet antigen-2 and zinc transporter 8 are attenuated in patients carrying HLA-A*24 alleles at the onset of type 1 diabetes. Diabetes. 2013 Jun;62(6):2067-71. doi: 10.2337/db12-1468. Epub 2013 Feb 8.

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