Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

7MPB

SARS Coronavirus-2 Main Protease 3CL-pro binding Ascorbate

Functional Information from GO Data
ChainGOidnamespacecontents
A0008233molecular_functionpeptidase activity
A0019082biological_processviral protein processing
B0008233molecular_functionpeptidase activity
B0019082biological_processviral protein processing
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue ASC A 401
ChainResidue
APHE140
ALEU141
AASN142
AGLY143
ASER144
ACYS145
AHIS163
AGLU166

site_idAC2
Number of Residues5
Detailsbinding site for residue ETF A 402
ChainResidue
AHIS41
ACYS44
ASER46
AMET49
ATHR25

site_idAC3
Number of Residues7
Detailsbinding site for residue ASC B 401
ChainResidue
BPHE140
BLEU141
BASN142
BGLY143
BCYS145
BHIS163
BGLU166

site_idAC4
Number of Residues4
Detailsbinding site for residue ETF B 402
ChainResidue
BTHR25
BHIS41
BCYS44
BMET49

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"For 3CL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32198291","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Nucleophile; for 3CL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32198291","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"39223933","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues305
DetailsDomain: {"description":"Peptidase C30","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

245663

PDB entries from 2025-12-03

PDB statisticsPDBj update infoContact PDBjnumon