ID A0A2S8Y9J7_9PSED Unreviewed; 715 AA.
AC A0A2S8Y9J7;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 24-JAN-2024, entry version 27.
DE RecName: Full=Fatty acid oxidation complex subunit alpha {ECO:0000256|HAMAP-Rule:MF_01621};
DE Includes:
DE RecName: Full=Enoyl-CoA hydratase/Delta(3)-cis-Delta(2)-trans-enoyl-CoA isomerase/3-hydroxybutyryl-CoA epimerase {ECO:0000256|HAMAP-Rule:MF_01621};
DE EC=4.2.1.17 {ECO:0000256|HAMAP-Rule:MF_01621};
DE EC=5.1.2.3 {ECO:0000256|HAMAP-Rule:MF_01621};
DE EC=5.3.3.8 {ECO:0000256|HAMAP-Rule:MF_01621};
DE Includes:
DE RecName: Full=3-hydroxyacyl-CoA dehydrogenase {ECO:0000256|HAMAP-Rule:MF_01621};
DE EC=1.1.1.35 {ECO:0000256|HAMAP-Rule:MF_01621};
GN Name=fadB {ECO:0000256|HAMAP-Rule:MF_01621,
GN ECO:0000313|EMBL:PRA54241.1};
GN ORFNames=CQZ98_12840 {ECO:0000313|EMBL:PRA54241.1};
OS Pseudomonas sp. MYb115.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=1848717 {ECO:0000313|EMBL:PRA54241.1, ECO:0000313|Proteomes:UP000239970};
RN [1] {ECO:0000313|EMBL:PRA54241.1, ECO:0000313|Proteomes:UP000239970}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MYb115 {ECO:0000313|EMBL:PRA54241.1,
RC ECO:0000313|Proteomes:UP000239970};
RA Zimmermann J., Obeng N., Yang W., Obeng O., Kissoyan K., Pees B.,
RA Dirksen P., Hoppner M., Franke A., Rosenstiel P., Leippe M., Dierking K.,
RA Kaleta C., Schulenburg H.;
RT "Genomic, metabolic, and phenotypic characteristics of bacterial isolates
RT from the natural microbiome of the model nematode Caenorhabditis elegans.";
RL Submitted (SEP-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Involved in the aerobic and anaerobic degradation of long-
CC chain fatty acids via beta-oxidation cycle. Catalyzes the formation of
CC 3-oxoacyl-CoA from enoyl-CoA via L-3-hydroxyacyl-CoA. It can also use
CC D-3-hydroxyacyl-CoA and cis-3-enoyl-CoA as substrate.
CC {ECO:0000256|HAMAP-Rule:MF_01621}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(3S)-3-hydroxybutanoyl-CoA = (3R)-3-hydroxybutanoyl-CoA;
CC Xref=Rhea:RHEA:21760, ChEBI:CHEBI:57315, ChEBI:CHEBI:57316;
CC EC=5.1.2.3; Evidence={ECO:0000256|HAMAP-Rule:MF_01621};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a (3E)-enoyl-CoA = a 4-saturated (2E)-enoyl-CoA;
CC Xref=Rhea:RHEA:45228, ChEBI:CHEBI:58521, ChEBI:CHEBI:85097;
CC EC=5.3.3.8; Evidence={ECO:0000256|HAMAP-Rule:MF_01621};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a (3S)-3-hydroxyacyl-CoA + NAD(+) = a 3-oxoacyl-CoA + H(+) +
CC NADH; Xref=Rhea:RHEA:22432, ChEBI:CHEBI:15378, ChEBI:CHEBI:57318,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:90726; EC=1.1.1.35;
CC Evidence={ECO:0000256|ARBA:ARBA00023693, ECO:0000256|HAMAP-
CC Rule:MF_01621};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a (3S)-3-hydroxyacyl-CoA = a (2E)-enoyl-CoA + H2O;
CC Xref=Rhea:RHEA:16105, ChEBI:CHEBI:15377, ChEBI:CHEBI:57318,
CC ChEBI:CHEBI:58856; EC=4.2.1.17; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01621};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a (3Z)-enoyl-CoA = a 4-saturated (2E)-enoyl-CoA;
CC Xref=Rhea:RHEA:45900, ChEBI:CHEBI:85097, ChEBI:CHEBI:85489;
CC EC=5.3.3.8; Evidence={ECO:0000256|HAMAP-Rule:MF_01621};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 4-saturated-(3S)-3-hydroxyacyl-CoA = a (3E)-enoyl-CoA + H2O;
CC Xref=Rhea:RHEA:20724, ChEBI:CHEBI:15377, ChEBI:CHEBI:58521,
CC ChEBI:CHEBI:137480; EC=4.2.1.17; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01621};
CC -!- PATHWAY: Lipid metabolism; fatty acid beta-oxidation.
CC {ECO:0000256|ARBA:ARBA00005005, ECO:0000256|HAMAP-Rule:MF_01621}.
CC -!- SUBUNIT: Heterotetramer of two alpha chains (FadB) and two beta chains
CC (FadA). {ECO:0000256|HAMAP-Rule:MF_01621}.
CC -!- SIMILARITY: In the C-terminal section; belongs to the 3-hydroxyacyl-CoA
CC dehydrogenase family. {ECO:0000256|HAMAP-Rule:MF_01621}.
CC -!- SIMILARITY: In the N-terminal section; belongs to the enoyl-CoA
CC hydratase/isomerase family. {ECO:0000256|ARBA:ARBA00008750,
CC ECO:0000256|HAMAP-Rule:MF_01621}.
CC -!- SIMILARITY: In the central section; belongs to the 3-hydroxyacyl-CoA
CC dehydrogenase family. {ECO:0000256|ARBA:ARBA00007005}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PRA54241.1}.
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DR EMBL; PCQM01000007; PRA54241.1; -; Genomic_DNA.
DR RefSeq; WP_027617980.1; NZ_PCQM01000007.1.
DR AlphaFoldDB; A0A2S8Y9J7; -.
DR UniPathway; UPA00659; -.
DR Proteomes; UP000239970; Unassembled WGS sequence.
DR GO; GO:0036125; C:fatty acid beta-oxidation multienzyme complex; IEA:InterPro.
DR GO; GO:0003857; F:3-hydroxyacyl-CoA dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008692; F:3-hydroxybutyryl-CoA epimerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004165; F:delta(3)-delta(2)-enoyl-CoA isomerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004300; F:enoyl-CoA hydratase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0070403; F:NAD+ binding; IEA:InterPro.
DR GO; GO:0006635; P:fatty acid beta-oxidation; IEA:UniProtKB-UniPathway.
DR CDD; cd06558; crotonase-like; 1.
DR Gene3D; 1.10.1040.50; -; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR HAMAP; MF_01621; FadB; 1.
DR InterPro; IPR006180; 3-OHacyl-CoA_DH_CS.
DR InterPro; IPR006176; 3-OHacyl-CoA_DH_NAD-bd.
DR InterPro; IPR006108; 3HC_DH_C.
DR InterPro; IPR008927; 6-PGluconate_DH-like_C_sf.
DR InterPro; IPR029045; ClpP/crotonase-like_dom_sf.
DR InterPro; IPR018376; Enoyl-CoA_hyd/isom_CS.
DR InterPro; IPR001753; Enoyl-CoA_hydra/iso.
DR InterPro; IPR012799; FadB.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR02437; FadB; 1.
DR PANTHER; PTHR43612; TRIFUNCTIONAL ENZYME SUBUNIT ALPHA; 1.
DR PANTHER; PTHR43612:SF3; TRIFUNCTIONAL ENZYME SUBUNIT ALPHA, MITOCHONDRIAL; 1.
DR Pfam; PF00725; 3HCDH; 1.
DR Pfam; PF02737; 3HCDH_N; 1.
DR Pfam; PF00378; ECH_1; 1.
DR SUPFAM; SSF48179; 6-phosphogluconate dehydrogenase C-terminal domain-like; 2.
DR SUPFAM; SSF52096; ClpP/crotonase; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00067; 3HCDH; 1.
DR PROSITE; PS00166; ENOYL_COA_HYDRATASE; 1.
PE 3: Inferred from homology;
KW Fatty acid metabolism {ECO:0000256|ARBA:ARBA00022832, ECO:0000256|HAMAP-
KW Rule:MF_01621}; Isomerase {ECO:0000256|HAMAP-Rule:MF_01621};
KW Lipid degradation {ECO:0000256|ARBA:ARBA00022963, ECO:0000256|HAMAP-
KW Rule:MF_01621}; Lipid metabolism {ECO:0000256|HAMAP-Rule:MF_01621};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01621};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_01621};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_01621};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_01621}.
FT DOMAIN 317..495
FT /note="3-hydroxyacyl-CoA dehydrogenase NAD binding"
FT /evidence="ECO:0000259|Pfam:PF02737"
FT DOMAIN 497..592
FT /note="3-hydroxyacyl-CoA dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF00725"
FT REGION 1..190
FT /note="Enoyl-CoA hydratase/isomerase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT REGION 312..715
FT /note="3-hydroxyacyl-CoA dehydrogenase"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT ACT_SITE 451
FT /note="For 3-hydroxyacyl-CoA dehydrogenase activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 297
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 325
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 344
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 401..403
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 408
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 430
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 454
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 501
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT BINDING 660
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT SITE 120
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
FT SITE 140
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01621"
SQ SEQUENCE 715 AA; 77309 MW; 69D4FA5C84A5F8A3 CRC64;
MIYEGKAITV KALESGIVEL KFDLKGESVN KFNRLTLNEL RQAVDAIKAD ASVKGVIVSS
GKDVFIVGAD ITEFVDNFKL PDAELVAGNL EANKIFSDFE DLNVPTVAAI NGIALGGGLE
MCLAADYRVM SSTAKIGLPE VKLGIYPGFG GTVRLPRLIG ADNAIEWIAA GKENRAEDAL
KVGAVDAVVD ADKLQAAALE LIKRAISGEF DYKAKRQPKL EKLKLNAIEQ MMAFETAKGF
VAGQAGPNYP APVEAIKTIQ KAANFGRDKA LEVEAAGFVK LAKTSAAQSL IGLFLNDQEL
KKKAKAYDEI AQDVKQAAVL GAGIMGGGIA YQSASKGTPI LMKDINEHGI EQGLAEAAKL
LVSRVEKGRM TAAKMAEVLN GIRPTLSYGD FGHVDLVVEA VVENPKVKQA VLAEVEDKVK
EDTILASNTS TISISLLAKA LKRPENFVGM HFFNPVHMMP LVEVIRGEKS SELAVATTVA
YAKKMGKNPI VVNDCPGFLV NRVLFPYFGG FAKLVSAGVD FVRIDKIMEK FGWPMGPAYL
MDVVGIDTGH HGRDVMAEGF PDRMKDDRRS AVDVLYEAKR LGQKNGKGFY AYETDKRGKQ
KKVADPSVLE VLKPIVYEQR EVTDEDIINW MMIPLCLETV RCLEDGIVET AAEADMGLVY
GIGFPPFRGG ALRYIDSVGV AEFVALADQY ADLGPLYHPT AKLREMAKNG QSFFG
//