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3QNW

Caspase-6 in complex with Z-VAD-FMK inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0004197molecular_functioncysteine-type endopeptidase activity
A0006508biological_processproteolysis
A0008234molecular_functioncysteine-type peptidase activity
B0004197molecular_functioncysteine-type endopeptidase activity
B0006508biological_processproteolysis
B0008234molecular_functioncysteine-type peptidase activity
C0004197molecular_functioncysteine-type endopeptidase activity
C0006508biological_processproteolysis
C0008234molecular_functioncysteine-type peptidase activity
D0004197molecular_functioncysteine-type endopeptidase activity
D0006508biological_processproteolysis
D0008234molecular_functioncysteine-type peptidase activity
E0004197molecular_functioncysteine-type endopeptidase activity
E0006508biological_processproteolysis
E0008234molecular_functioncysteine-type peptidase activity
F0004197molecular_functioncysteine-type endopeptidase activity
F0006508biological_processproteolysis
F0008234molecular_functioncysteine-type peptidase activity
G0004197molecular_functioncysteine-type endopeptidase activity
G0006508biological_processproteolysis
G0008234molecular_functioncysteine-type peptidase activity
H0004197molecular_functioncysteine-type endopeptidase activity
H0006508biological_processproteolysis
H0008234molecular_functioncysteine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR CHAIN X OF Z-VAD-FMK
ChainResidue
AGLU123
BTRP227
BALA269
BLYS272
ACYS163
BALA213
BGLU214
BGLY215
BTYR216
BTYR217
BSER218
BHIS219

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR CHAIN Y OF Z-VAD-FMK
ChainResidue
CALA162
CCYS163
DVAL212
DGLU214
DGLY215
DTYR216
DTYR217
DSER218
DHIS219
DTRP227
DVAL261
DLYS272

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR CHAIN Z OF Z-VAD-FMK
ChainResidue
GGLU123
GCYS163
HGLU214
HGLY215
HTYR216
HTYR217
HSER218
HLYS272

Functional Information from PROSITE/UniProt
site_idPS01121
Number of Residues15
DetailsCASPASE_HIS Caspase family histidine active site. HadadCfvCvFLSHG
ChainResidueDetails
AHIS108-GLY122

site_idPS01122
Number of Residues12
DetailsCASPASE_CYS Caspase family cysteine active site. KPKIFIIQACRG
ChainResidueDetails
ALYS154-GLY165

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsRegion: {"description":"Tri-arginine exosite","evidences":[{"source":"PubMed","id":"30420425","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues68
DetailsRegion: {"description":"130's region","evidences":[{"source":"PubMed","id":"28154009","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PubMed","id":"30420425","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PubMed","id":"16123779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19133298","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19694615","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20890311","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28864531","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"30420425","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"O08738","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine; by NUAK1 and AMPK","evidences":[{"source":"PubMed","id":"15273717","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22483120","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32029622","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues6
DetailsLipidation: {"description":"S-palmitoyl cysteine","evidences":[{"source":"PubMed","id":"27911442","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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