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4IQI

Crystal Structure of 7-cyano-7-deazaguanine Reductase, QueF from Vibrio cholerae O1 biovar El Tor complexed with cytosine

Replaces:  3RJB
Functional Information from GO Data
ChainGOidnamespacecontents
A0003674molecular_functionmolecular_function
A0005575cellular_componentcellular_component
A0005737cellular_componentcytoplasm
A0008150biological_processbiological_process
A0008616biological_processqueuosine biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0033739molecular_functionpreQ1 synthase activity
A0046857molecular_functionoxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor
B0003674molecular_functionmolecular_function
B0005575cellular_componentcellular_component
B0005737cellular_componentcytoplasm
B0008150biological_processbiological_process
B0008616biological_processqueuosine biosynthetic process
B0016491molecular_functionoxidoreductase activity
B0033739molecular_functionpreQ1 synthase activity
B0046857molecular_functionoxidoreductase activity, acting on other nitrogenous compounds as donors, with NAD or NADP as acceptor
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CYT A 301
ChainResidue
ATRP62
ALEU92
AILE93
ASER95
AHIS233
AGLU234
AILE267

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 302
ChainResidue
AHOH455
AHOH455
AGLY263
AGLY263

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CYT B 301
ChainResidue
BTRP62
BILE93
BSER95
BILE196
BPHE232
BHIS233
BGLU234

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL B 302
ChainResidue
BARG262
BGLY263
BGLY263

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 303
ChainResidue
BPHE167
BASP168
BASP169
BHOH588
BHOH602

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Thioimide intermediate => ECO:0000255|HAMAP-Rule:MF_00817, ECO:0000269|Ref.3
ChainResidueDetails
ACYS194
BCYS194

site_idSWS_FT_FI2
Number of Residues2
DetailsACT_SITE: Proton donor => ECO:0000255|HAMAP-Rule:MF_00817
ChainResidueDetails
AASP201
BASP201

site_idSWS_FT_FI3
Number of Residues8
DetailsBINDING:
ChainResidueDetails
AHIS233
AARG262
BILE93
BSER95
BHIS233
BARG262
AILE93
ASER95

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PDB entries from 2024-06-12

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