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1HQT

THE CRYSTAL STRUCTURE OF AN ALDEHYDE REDUCTASE Y50F MUTANT-NADP COMPLEX AND ITS IMPLICATIONS FOR SUBSTRATE BINDING

Functional Information from GO Data
ChainGOidnamespacecontents
A0004032molecular_functionaldose reductase (NADPH) activity
A0004745molecular_functionall-trans-retinol dehydrogenase (NAD+) activity
A0005829cellular_componentcytosol
A0006629biological_processlipid metabolic process
A0008106molecular_functionalcohol dehydrogenase (NADP+) activity
A0016324cellular_componentapical plasma membrane
A0016491molecular_functionoxidoreductase activity
A0019853biological_processL-ascorbic acid biosynthetic process
A0042840biological_processD-glucuronate catabolic process
A0046185biological_processaldehyde catabolic process
A0047655molecular_functionallyl-alcohol dehydrogenase activity
A0047939molecular_functionL-glucuronate reductase activity
A0047941molecular_functionglucuronolactone reductase activity
A0047956molecular_functionglycerol dehydrogenase (NADP+) activity
A0110095biological_processcellular detoxification of aldehyde
A0160163molecular_functionS-nitrosoglutathione reductase (NADPH) activity
A1990002molecular_functionmethylglyoxal reductase (NADPH) (acetol producing) activity
Functional Information from PDB Data
site_idAC1
Number of Residues30
DetailsBINDING SITE FOR RESIDUE NAP A 350
ChainResidue
AGLY20
ATYR210
ASER211
APRO212
ALEU213
AGLY214
ASER215
ASER216
AALA246
AILE261
APRO262
ATHR21
ALYS263
ASER264
AVAL265
ATHR266
AARG269
AASN273
AHOH411
AHOH458
AHOH471
AHOH549
ATRP22
AHOH644
AASP45
ALYS80
AHIS113
ASER162
AASN163
AGLN184

Functional Information from PROSITE/UniProt
site_idPS00062
Number of Residues18
DetailsALDOKETO_REDUCTASE_2 Aldo/keto reductase family signature 2. LealvakglVRALGLSNF
ChainResidueDetails
ALEU147-PHE164

site_idPS00063
Number of Residues16
DetailsALDOKETO_REDUCTASE_3 Aldo/keto reductase family putative active site signature. IPKSVTpsRIpQNiQV
ChainResidueDetails
AILE261-VAL276

site_idPS00798
Number of Residues18
DetailsALDOKETO_REDUCTASE_1 Aldo/keto reductase family signature 1. GYRHIDCAaifgnEleIG
ChainResidueDetails
AGLY40-GLY57

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"11306083","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7552731","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"O60218","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues15
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11306083","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1HQT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11306083","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3CV7","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsSite: {"description":"Lowers pKa of active site Tyr","evidences":[{"source":"UniProtKB","id":"P14550","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsModified residue: {"description":"N-acetylalanine","evidences":[{"source":"UniProtKB","id":"P14550","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P51635","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"Q9JII6","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"Q9JII6","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P14550","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 2alr
ChainResidueDetails
ALYS80
APHE50

250059

PDB entries from 2026-03-04

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