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2QEP

Crystal structure of the D1 domain of PTPRN2 (IA2beta)

Functional Information from GO Data
ChainGOidnamespacecontents
A0004725molecular_functionprotein tyrosine phosphatase activity
A0006470biological_processprotein dephosphorylation
A0016311biological_processdephosphorylation
A0030141cellular_componentsecretory granule
B0004725molecular_functionprotein tyrosine phosphatase activity
B0006470biological_processprotein dephosphorylation
B0016311biological_processdephosphorylation
B0030141cellular_componentsecretory granule
Functional Information from PROSITE/UniProt
site_idPS00383
Number of Residues11
DetailsTYR_PHOSPHATASE_1 Tyrosine specific protein phosphatases active site. VHCsdGagRSG
ChainResidueDetails
AVAL943-GLY953

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsMotif: {"description":"Leucine-based sorting signal","evidences":[{"source":"UniProtKB","id":"P80560","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Phosphocysteine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00160","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10044","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues16
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1bzc
ChainResidueDetails
ACYS945
AARG951
ASER952
AASP913

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1bzc
ChainResidueDetails
BCYS945
BARG951
BSER952
BASP913

243911

PDB entries from 2025-10-29

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