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2XYQ

Crystal structure of the nsp16 nsp10 SARS coronavirus complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0004483molecular_functionmethyltransferase cap1 activity
B0003723molecular_functionRNA binding
B0008270molecular_functionzinc ion binding
B0019079biological_processviral genome replication
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 1291
ChainResidue
AMET260
ASER261
AARG279
AHOH2200

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 1292
ChainResidue
AASN55
AHOH2061
AHOH2062

site_idAC3
Number of Residues18
DetailsBINDING SITE FOR RESIDUE SAH A 1293
ChainResidue
AGLY71
AGLY73
ASER74
APRO80
AGLY81
AASP99
ALEU100
AASP114
ACYS115
AASP130
AMET131
ATYR132
APHE149
AHOH2089
AHOH2115
AHOH2138
AASN43
ATYR47

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE NA A 1294
ChainResidue
AASP220
AHOH2174
AHOH2175
AHOH2176

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE NA A 1295
ChainResidue
ALEU59
AALA60
AGLY164
AGLY165
ASER166
AASN210
AHOH2074

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 1296
ChainResidue
AHOH2073
AHOH2157
AHOH2212
AHOH3001
AHOH3002
AHOH3003

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1132
ChainResidue
BCYS74
BCYS77
BHIS83
BCYS90

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 1133
ChainResidue
BCYS117
BCYS120
BCYS128
BCYS130

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01300","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues29
DetailsZinc finger: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01297","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"22022266","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues
DetailsM-CSA 830
ChainResidueDetails

250059

PDB entries from 2026-03-04

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