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2I4H

Structural studies of protein tyrosine phosphatase beta catalytic domain co-crystallized with a sulfamic acid inhibitor

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 Residues8
DetailsBINDING SITE FOR RESIDUE MG A 202
ChainResidue
AHOH58
AHOH58
AHOH59
AHOH59
AHOH60
AHOH60
AHOH61
AHOH61

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 203
ChainResidue
AASN1767
APHE1768
AARG1970
AGLY1765

site_idAC3
Number of Residues20
DetailsBINDING SITE FOR RESIDUE UA1 A 401
ChainResidue
AHOH125
AARG1715
AASN1716
ASER1718
AASP1720
AARG1732
ATYR1733
AASN1734
AASN1735
ALYS1807
AGLY1808
AASP1870
AHIS1871
ACYS1904
ASER1905
AALA1906
AGLY1907
AVAL1908
AGLY1909
AARG1910

Functional Information from PROSITE/UniProt
site_idPS00383
Number of Residues11
DetailsTYR_PHOSPHATASE_1 Tyrosine specific protein phosphatases active site. VHCsaGvgRTG
ChainResidueDetails
AVAL1902-GLY1912

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":"17139078","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues7
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues6
DetailsAnnotated By Reference To The Literature 1ytw
ChainResidueDetails
AARG1910
AGLU1806
ACYS1904
AASP1870
ATHR1911
AHIS1903

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1ytw
ChainResidueDetails
AARG1910
ACYS1904
AASP1870
ATHR1911

243083

PDB entries from 2025-10-15

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