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3S3Q

Structure of cathepsin B1 from Schistosoma mansoni in complex with K11017 inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0006508biological_processproteolysis
A0008234molecular_functioncysteine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues17
DetailsBINDING SITE FOR RESIDUE C1P A 1
ChainResidue
AGLN94
AILE193
AVAL247
AGLY269
AHIS270
ATRP292
AGLU316
AHOH469
AHOH600
AGLY98
ACYS100
ATRP101
ACYS141
AGLU142
AGLY143
AGLY144
ALEU146

site_idAC2
Number of Residues8
DetailsBINDING SITE FOR RESIDUE ACT A 324
ChainResidue
AGLN121
ALYS215
AHIS216
AARG217
AHOH349
AHOH544
AHOH578
AHOH684

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE ACT A 2
ChainResidue
AHOH24
AGLU179
AHIS180
AHIS181
APRO188
AGLY190
AHOH354
AHOH793

Functional Information from PROSITE/UniProt
site_idPS00139
Number of Residues12
DetailsTHIOL_PROTEASE_CYS Eukaryotic thiol (cysteine) proteases cysteine active site. QSrCGSCWAfGA
ChainResidueDetails
AGLN94-ALA105

site_idPS00639
Number of Residues11
DetailsTHIOL_PROTEASE_HIS Eukaryotic thiol (cysteine) proteases histidine active site. GGHAIRIIGWG
ChainResidueDetails
AGLY268-GLY278

site_idPS00640
Number of Residues20
DetailsTHIOL_PROTEASE_ASN Eukaryotic thiol (cysteine) proteases asparagine active site. YWLiANSWnedWGenGYFrI
ChainResidueDetails
ATYR285-ILE304

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PDB entries from 2025-12-03

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