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2Z3C

A Mechanistic view of Enzyme Inhibition and Peptide Hydrolysis in the Active Site of the SARS-CoV 3C-Like peptidase

Functional Information from GO Data
ChainGOidnamespacecontents
A0008233molecular_functionpeptidase activity
A0019082biological_processviral protein processing
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 801
ChainResidue
ALYS5
AALA7
AVAL125
ATYR126
ATYR126
AGLN127
AGLN127

site_idAC2
Number of Residues18
DetailsBINDING SITE FOR CHAIN B OF INHIBITOR
ChainResidue
APHE140
ALEU141
AASN142
AGLY143
ASER144
ACYS145
AHIS163
AHIS164
AMET165
AGLU166
ALEU167
APRO168
AHIS172
AGLN189
ATHR190
AGLN192
AHIS41
AMET49

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues305
DetailsDomain: {"description":"Peptidase C30","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"For 3CL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 2bx4
ChainResidueDetails
ACYS145
AHIS41

site_idMCSA1
Number of Residues3
DetailsM-CSA 830
ChainResidueDetails
AHIS41proton acceptor, proton donor
AGLY143electrostatic stabiliser
ACYS145electrostatic stabiliser

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PDB entries from 2025-07-30

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