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1ZCM

Human calpain protease core inhibited by ZLLYCH2F

Functional Information from GO Data
ChainGOidnamespacecontents
A0004198molecular_functioncalcium-dependent cysteine-type endopeptidase activity
A0006508biological_processproteolysis
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1001
ChainResidue
AGLU302
AASP309
AMET329
AASP331
AGLU333
AHOH1184

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1002
ChainResidue
AGLU185
AHOH1185
AHOH1197
AVAL99
AGLY101
AASP106

site_idAC3
Number of Residues17
DetailsBINDING SITE FOR RESIDUE C1N A 1115
ChainResidue
AGLN109
AGLY113
AASP114
ACYS115
ATRP116
ASER206
AGLY207
AGLY208
ATHR210
AGLU261
AGLY271
AHIS272
ATYR284
AARG285
AGLN287
AVAL288
AHOH1319

Functional Information from PROSITE/UniProt
site_idPS00139
Number of Residues12
DetailsTHIOL_PROTEASE_CYS Eukaryotic thiol (cysteine) proteases cysteine active site. QGaLGDCWLlAA
ChainResidueDetails
AGLN109-ALA120

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues5
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1kfu
ChainResidueDetails
AHIS272
AGLN109
AASN296
ACYS115

site_idCSA2
Number of Residues5
DetailsAnnotated By Reference To The Literature 1kfu
ChainResidueDetails
AHIS272
AGLN109
ATRP298
AASN296
ACYS115

247536

PDB entries from 2026-01-14

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