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6B8S

Crystal Structure of Dihydroorotate Dehydrogenase from Helicobacter pylori with bound FMN

Functional Information from GO Data
ChainGOidnamespacecontents
A0004152molecular_functiondihydroorotate dehydrogenase activity
A0005737cellular_componentcytoplasm
A0005886cellular_componentplasma membrane
A0006207biological_process'de novo' pyrimidine nucleobase biosynthetic process
A0006221biological_processpyrimidine nucleotide biosynthetic process
A0009220biological_processpyrimidine ribonucleotide biosynthetic process
A0016020cellular_componentmembrane
A0016491molecular_functionoxidoreductase activity
A0016627molecular_functionoxidoreductase activity, acting on the CH-CH group of donors
A0044205biological_process'de novo' UMP biosynthetic process
A0106430molecular_functiondihydroorotate dehydrogenase (quinone) activity
B0004152molecular_functiondihydroorotate dehydrogenase activity
B0005737cellular_componentcytoplasm
B0005886cellular_componentplasma membrane
B0006207biological_process'de novo' pyrimidine nucleobase biosynthetic process
B0006221biological_processpyrimidine nucleotide biosynthetic process
B0009220biological_processpyrimidine ribonucleotide biosynthetic process
B0016020cellular_componentmembrane
B0016491molecular_functionoxidoreductase activity
B0016627molecular_functionoxidoreductase activity, acting on the CH-CH group of donors
B0044205biological_process'de novo' UMP biosynthetic process
B0106430molecular_functiondihydroorotate dehydrogenase (quinone) activity
Functional Information from PDB Data
site_idAC1
Number of Residues22
Detailsbinding site for residue FMN A 401
ChainResidue
AALA66
ATHR242
AASN243
ASER261
AGLY262
ALEU265
AVAL289
AGLY290
AGLY291
AILE311
ATYR312
AALA67
ASER313
AHOH505
AHOH523
AGLY68
ALYS71
ATHR91
AASN116
AASN145
AASN178
ALYS214

site_idAC2
Number of Residues5
Detailsbinding site for residue PGE A 402
ChainResidue
ATYR3
AHIS19
APHE315
AILE316
AHOH526

site_idAC3
Number of Residues20
Detailsbinding site for residue FMN B 401
ChainResidue
BALA66
BALA67
BGLY68
BTHR91
BASN116
BASN145
BASN178
BLYS214
BTHR242
BASN243
BSER261
BGLY262
BLEU265
BVAL289
BGLY290
BGLY291
BTYR312
BSER313
BHOH508
BHOH509

site_idAC4
Number of Residues1
Detailsbinding site for residue PGE B 402
ChainResidue
BSER32

Functional Information from PROSITE/UniProt
site_idPS00911
Number of Residues20
DetailsDHODEHASE_1 Dihydroorotate dehydrogenase signature 1. GyleaGTLTneaQvGNerPR
ChainResidueDetails
AGLY85-ARG104

site_idPS00912
Number of Residues21
DetailsDHODEHASE_2 Dihydroorotate dehydrogenase signature 2. LVSvGGIsDakeAyeRIkMGA
ChainResidueDetails
ALEU286-ALA306

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues36
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00225","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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