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2QDC

Crystal structure of the HePTP catalytic domain D236A mutant

Functional Information from GO Data
ChainGOidnamespacecontents
A0004725molecular_functionprotein tyrosine phosphatase activity
A0006470biological_processprotein dephosphorylation
A0016311biological_processdephosphorylation
Functional Information from PDB Data
site_idAC1
Number of Residues10
DetailsBINDING SITE FOR RESIDUE PO4 A 436
ChainResidue
ACYS270
AHOH701
ASER271
AALA272
AGLY273
AILE274
AGLY275
AARG276
AGLN314
AHOH503

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PO4 A 437
ChainResidue
ATHR174
AGLN175
ASER271
AARG276
AHOH527
AHOH533
AHOH645

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 501
ChainResidue
AGLN112
AGLU222
AARG223
AARG224
AHOH632
AHOH716
AHOH728
AHOH729

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 502
ChainResidue
AGLN112
ASER113
ATYR133
AGLU141
AHOH526
AHOH531
AHOH571
AHOH647
AHOH716
AHOH728

Functional Information from PROSITE/UniProt
site_idPS00383
Number of Residues11
DetailsTYR_PHOSPHATASE_1 Tyrosine specific protein phosphatases active site. VHCsaGigRTG
ChainResidueDetails
AVAL268-GLY278

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Phosphocysteine intermediate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00160","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10044","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"9624114","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"10206983","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18088087","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"10206983","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Cysteine sulfenic acid (-SOH)","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1d5r
ChainResidueDetails
AARG276
ACYS270

244693

PDB entries from 2025-11-12

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