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UniProtKB - P63710 (CP125_MYCBO)
Protein
Steroid C26-monooxygenase
Gene
cyp125
Organism
Mycobacterium bovis (strain ATCC BAA-935 / AF2122/97)
Status
Functioni
Involved in the utilization of cholesterol as the sole carbon and energy source by degrading the side chain during infection. Primarily catalyzes the sequential oxidation of the terminal methyl of cholest-4-en-3-one into (25S)-26-hydroxycholest-4-en-3-one (alcohol), (25S)-26-oxocholest-4-en-3-one (aldehyde), to finally yield the carboxylic acid (25S)-3-oxocholest-4-en-26-oate. Also able to sequentially oxidize cholesterol itself, not only cholest-4-en-3-one.
1 PublicationCatalytic activityi
- cholest-4-en-3-one + 5 H+ + 3 O2 + 6 reduced [2Fe-2S]-[ferredoxin] = (25S)-3-oxocholest-4-en-26-oate + 4 H2O + 6 oxidized [2Fe-2S]-[ferredoxin]By similarity1 PublicationEC:1.14.15.29By similarity1 Publication
Cofactori
heme1 Publication
: cholesterol degradation Pathwayi
This protein is involved in the pathway cholesterol degradation, which is part of Steroid metabolism.1 PublicationView all proteins of this organism that are known to be involved in the pathway cholesterol degradation and in Steroid metabolism.
Sites
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Binding sitei | 202 | Substrate; via amide nitrogenBy similarity | 1 | |
Metal bindingi | 377 | Iron (heme axial ligand)By similarity | 1 |
GO - Molecular functioni
- cholest-4-en-3-one 26-monooxygenase activity Source: UniProtKB-EC
- heme binding Source: InterPro
- iron ion binding Source: InterPro
GO - Biological processi
- cholesterol catabolic process Source: UniProtKB-UniPathway
Keywordsi
Molecular function | Monooxygenase, Oxidoreductase |
Biological process | Cholesterol metabolism, Lipid degradation, Lipid metabolism, Steroid metabolism, Sterol metabolism, Virulence |
Ligand | Heme, Iron, Metal-binding, NAD |
Enzyme and pathway databases
UniPathwayi | UPA01058 |
Names & Taxonomyi
Protein namesi | Recommended name: Steroid C26-monooxygenase1 Publication (EC:1.14.15.29By similarity1 Publication)Alternative name(s): Cholest-4-en-3-one 26-monooxygenase1 Publication Cholest-4-en-3-one C26-monooxygenase [(25S)-3-oxocholest-4-en-26-oate forming]By similarity1 Publication Cholesterol C26-monooxygenase1 Publication Cholesterol C26-monooxygenase [(25S)-3beta-hydroxycholest-5-en-26-oate forming]By similarity1 Publication Cytochrome P450 1251 Publication Steroid C27-monooxygenase1 Publication |
Gene namesi | Name:cyp125 Ordered Locus Names:BQ2027_MB3575C |
Organismi | Mycobacterium bovis (strain ATCC BAA-935 / AF2122/97) |
Taxonomic identifieri | 233413 [NCBI] |
Taxonomic lineagei | Bacteria › Actinobacteria › Corynebacteriales › Mycobacteriaceae › Mycobacterium › Mycobacterium tuberculosis complex › |
Proteomesi |
|
Pathology & Biotechi
Disruption phenotypei
Cells lacking this genes can transform cholesterol but is unable to metabolize it sufficiently to support growth. 4-cholesten-3-one is accumulated when incubated in the presence of cholesterol.1 Publication
PTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
ChainiPRO_0000052279 | 1 – 433 | Steroid C26-monooxygenaseAdd BLAST | 433 |
Expressioni
Inductioni
By cholesterol.By similarity
Family & Domainsi
Sequence similaritiesi
Belongs to the cytochrome P450 family.Curated
Phylogenomic databases
OMAi | FQRTATQ |
Family and domain databases
Gene3Di | 1.10.630.10, 1 hit |
InterProi | View protein in InterPro IPR001128, Cyt_P450 IPR002397, Cyt_P450_B IPR036396, Cyt_P450_sf |
Pfami | View protein in Pfam PF00067, p450, 1 hit |
PRINTSi | PR00359, BP450 |
SUPFAMi | SSF48264, SSF48264, 1 hit |
i Sequence
Sequence statusi: Complete.
P63710-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MSWNHQSVEI AVRRTTVPSP NLPPGFDFTD PAIYAERLPV AEFAELRSAA
60 70 80 90 100
PIWWNGQDPG KGGGFHDGGF WAITKLNDVK EISRHSDVFS SYENGVIPRF
110 120 130 140 150
KNDIAREDIE VQRFVMLNMD APHHTRLRKI ISRGFTPRAV GRLHDELQER
160 170 180 190 200
AQKIAAEAAA AGSGDFVEQV SCELPLQAIA GLLGVPQEDR GKLFHWSNEM
210 220 230 240 250
TGNEDPEYAH IDPKASSAEL IGYAMKMAEE KAKNPADDIV TQLIQADIDG
260 270 280 290 300
EKLSDDEFGF FVVMLAVAGN ETTRNSITQG MMAFAEHPDQ WELYKKVRPE
310 320 330 340 350
TAADEIVRWA TPVTAFQRTA LRDYELSGVQ IKKGQRVVMF YRSANFDEEV
360 370 380 390 400
FQDPFTFNIL RNPNPHVGFG GTGAHYCIGA NLARMTINLI FNAVADHMPD
410 420 430
LKPISAPERL RSGWLNGIKH WQVDYTGRCP VAH
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | LT708304 Genomic DNA Translation: SIU02202.1 |
RefSeqi | NP_857214.1, NC_002945.3 WP_003419304.1, NC_002945.4 |
Genome annotation databases
EnsemblBacteriai | SIU02202; SIU02202; BQ2027_MB3575C |
PATRICi | fig|233413.5.peg.3918 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | LT708304 Genomic DNA Translation: SIU02202.1 |
RefSeqi | NP_857214.1, NC_002945.3 WP_003419304.1, NC_002945.4 |
3D structure databases
SMRi | P63710 |
ModBasei | Search... |
Genome annotation databases
EnsemblBacteriai | SIU02202; SIU02202; BQ2027_MB3575C |
PATRICi | fig|233413.5.peg.3918 |
Phylogenomic databases
OMAi | FQRTATQ |
Enzyme and pathway databases
UniPathwayi | UPA01058 |
Family and domain databases
Gene3Di | 1.10.630.10, 1 hit |
InterProi | View protein in InterPro IPR001128, Cyt_P450 IPR002397, Cyt_P450_B IPR036396, Cyt_P450_sf |
Pfami | View protein in Pfam PF00067, p450, 1 hit |
PRINTSi | PR00359, BP450 |
SUPFAMi | SSF48264, SSF48264, 1 hit |
MobiDBi | Search... |
Entry informationi
Entry namei | CP125_MYCBO | |
Accessioni | P63710Primary (citable) accession number: P63710 Secondary accession number(s): A0A1R3Y4I9, P71856, X2BP97 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | October 11, 2004 |
Last sequence update: | October 11, 2004 | |
Last modified: | February 23, 2022 | |
This is version 96 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
Annotation program | Prokaryotic Protein Annotation Program |
Miscellaneousi
Documents
- PATHWAY comments
Index of metabolic and biosynthesis pathways - SIMILARITY comments
Index of protein domains and families