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1FRB

FR-1 PROTEIN/NADPH/ZOPOLRESTAT COMPLEX

Functional Information from GO Data
ChainGOidnamespacecontents
A0004032molecular_functionaldose reductase (NADPH) activity
A0005737cellular_componentcytoplasm
A0016491molecular_functionoxidoreductase activity
A0016918molecular_functionretinal binding
A0019751biological_processpolyol metabolic process
A0042572biological_processretinol metabolic process
A0042574biological_processretinal metabolic process
A0052650molecular_functionall-trans-retinol dehydrogenase (NADP+) activity
A0070401molecular_functionNADP+ binding
A0070402molecular_functionNADPH binding
Functional Information from PDB Data
site_idAC1
Number of Residues33
DetailsBINDING SITE FOR RESIDUE NDP A 350
ChainResidue
AGLY18
AGLN183
ATYR209
ASER210
APRO211
ALEU212
AGLY213
ASER214
APRO215
AASP216
AALA245
ATHR19
AILE260
APRO261
ALYS262
ASER263
AVAL264
ATHR265
AARG268
AGLU271
AASN272
AZST351
ATRP20
AHOH536
AHOH540
AHOH731
AHOH739
ALYS21
AASP43
ATYR48
ATRP111
ASER159
AASN160

site_idAC2
Number of Residues15
DetailsBINDING SITE FOR RESIDUE ZST A 351
ChainResidue
ATRP20
ATYR48
AHIS110
ATRP111
AGLN113
APHE122
ACYS298
ALEU300
ATHR303
AMET306
APRO310
ANDP350
AHOH567
AHOH571
AHOH732

Functional Information from PROSITE/UniProt
site_idPS00062
Number of Residues18
DetailsALDOKETO_REDUCTASE_2 Aldo/keto reductase family signature 2. MeelvdqglVKALGVSNF
ChainResidueDetails
AMET144-PHE161

site_idPS00063
Number of Residues16
DetailsALDOKETO_REDUCTASE_3 Aldo/keto reductase family putative active site signature. IPKSVTpsRIqENiQV
ChainResidueDetails
AILE260-VAL275

site_idPS00798
Number of Residues18
DetailsALDOKETO_REDUCTASE_1 Aldo/keto reductase family signature 1. GYRHIDCAyaycnEneVG
ChainResidueDetails
AGLY38-GLY55

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton donor
ChainResidueDetails
ACYS49

site_idSWS_FT_FI2
Number of Residues1
DetailsBINDING:
ChainResidueDetails
ATRP111

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:7578036
ChainResidueDetails
APRO211

site_idSWS_FT_FI4
Number of Residues1
DetailsSITE: Lowers pKa of active site Tyr => ECO:0000250
ChainResidueDetails
ALEU78

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1mrq
ChainResidueDetails
ATYR48
AASP43
AHIS110
ALYS77

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1mrq
ChainResidueDetails
ATYR48
ALYS77

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PDB entries from 2024-09-25

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