ID FADJ_ENT38 Reviewed; 715 AA. AC A4WCW6; DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot. DT 29-MAY-2007, sequence version 1. DT 28-JAN-2026, entry version 115. DE RecName: Full=Fatty acid oxidation complex subunit alpha {ECO:0000255|HAMAP-Rule:MF_01617}; DE Includes: DE RecName: Full=Enoyl-CoA hydratase/3-hydroxybutyryl-CoA epimerase {ECO:0000255|HAMAP-Rule:MF_01617}; DE EC=4.2.1.17 {ECO:0000255|HAMAP-Rule:MF_01617}; DE EC=5.1.2.3 {ECO:0000255|HAMAP-Rule:MF_01617}; DE Includes: DE RecName: Full=3-hydroxyacyl-CoA dehydrogenase {ECO:0000255|HAMAP-Rule:MF_01617}; DE EC=1.1.1.35 {ECO:0000255|HAMAP-Rule:MF_01617}; GN Name=fadJ {ECO:0000255|HAMAP-Rule:MF_01617}; GN OrderedLocusNames=Ent638_2881; OS Enterobacter sp. (strain 638). OC Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria; OC Enterobacterales; Enterobacteriaceae; Enterobacter. OX NCBI_TaxID=399742; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=638; RX PubMed=20485560; DOI=10.1371/journal.pgen.1000943; RA Taghavi S., van der Lelie D., Hoffman A., Zhang Y.B., Walla M.D., RA Vangronsveld J., Newman L., Monchy S.; RT "Genome sequence of the plant growth promoting endophytic bacterium RT Enterobacter sp. 638."; RL PLoS Genet. 6:E1000943-E1000943(2010). CC -!- FUNCTION: Catalyzes the formation of a hydroxyacyl-CoA by addition of CC water on enoyl-CoA. Also exhibits 3-hydroxyacyl-CoA epimerase and 3- CC hydroxyacyl-CoA dehydrogenase activities. {ECO:0000255|HAMAP- CC Rule:MF_01617}. 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:0000255|HAMAP- CC Rule:MF_01617}; 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:0000255|HAMAP- CC Rule:MF_01617}; CC -!- CATALYTIC ACTIVITY: CC Reaction=a (3S)-3-hydroxyacyl-CoA + NAD(+) = a 3-oxoacyl-CoA + NADH + CC H(+); 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:0000255|HAMAP-Rule:MF_01617}; 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:0000255|HAMAP-Rule:MF_01617}; CC -!- PATHWAY: Lipid metabolism; fatty acid beta-oxidation. CC {ECO:0000255|HAMAP-Rule:MF_01617}. CC -!- SUBUNIT: Heterotetramer of two alpha chains (FadJ) and two beta chains CC (FadI). {ECO:0000255|HAMAP-Rule:MF_01617}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01617}. CC -!- SIMILARITY: In the N-terminal section; belongs to the enoyl-CoA CC hydratase/isomerase family. {ECO:0000255|HAMAP-Rule:MF_01617}. CC -!- SIMILARITY: In the central section; belongs to the 3-hydroxyacyl-CoA CC dehydrogenase family. {ECO:0000255|HAMAP-Rule:MF_01617}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000653; ABP61546.1; -; Genomic_DNA. DR RefSeq; WP_015959879.1; NC_009436.1. DR AlphaFoldDB; A4WCW6; -. DR SMR; A4WCW6; -. DR STRING; 399742.Ent638_2881; -. DR KEGG; ent:Ent638_2881; -. DR eggNOG; COG1024; Bacteria. DR eggNOG; COG1250; Bacteria. DR HOGENOM; CLU_009834_16_1_6; -. DR OrthoDB; 5389341at2; -. DR UniPathway; UPA00659; -. DR Proteomes; UP000000230; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0018812; F:3-hydroxyacyl-CoA dehydratase activity; IEA:RHEA. DR GO; GO:0008692; F:3-hydroxybutyryl-CoA epimerase activity; IEA:UniProtKB-UniRule. DR GO; GO:0016509; F:long-chain (3S)-3-hydroxyacyl-CoA dehydrogenase (NAD+) activity; IEA:TreeGrafter. DR GO; GO:0070403; F:NAD+ binding; IEA:InterPro. DR GO; GO:0006635; P:fatty acid beta-oxidation; IEA:UniProtKB-UniRule. DR CDD; cd06558; crotonase-like; 1. DR FunFam; 1.10.1040.50:FF:000003; Fatty acid oxidation complex subunit alpha; 1. DR FunFam; 3.90.226.10:FF:000011; Fatty acid oxidation complex subunit alpha; 1. DR FunFam; 3.40.50.720:FF:000009; Fatty oxidation complex, alpha subunit; 1. DR Gene3D; 1.10.1040.50; -; 1. DR Gene3D; 3.90.226.10; 2-enoyl-CoA Hydratase, Chain A, domain 1; 1. DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1. DR HAMAP; MF_01617; FadJ; 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; IPR001753; Enoyl-CoA_hydra/iso. DR InterPro; IPR050136; FA_oxidation_alpha_subunit. DR InterPro; IPR012802; FadJ. DR InterPro; IPR036291; NAD(P)-bd_dom_sf. DR NCBIfam; TIGR02440; FadJ; 1. DR NCBIfam; NF008363; PRK11154.1; 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. PE 3: Inferred from homology; KW Cytoplasm; Fatty acid metabolism; Isomerase; Lipid degradation; KW Lipid metabolism; Lyase; Multifunctional enzyme; NAD; Oxidoreductase; KW Reference proteome. FT CHAIN 1..715 FT /note="Fatty acid oxidation complex subunit alpha" FT /id="PRO_1000069486" FT REGION 1..190 FT /note="Enoyl-CoA hydratase" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01617" FT REGION 306..715 FT /note="3-hydroxyacyl-CoA dehydrogenase" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01617" FT SITE 118 FT /note="Important for catalytic activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01617" FT SITE 140 FT /note="Important for catalytic activity" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01617" SQ SEQUENCE 715 AA; 77129 MW; 0AE6C76B7C74B668 CRC64; METTSAFTLN VRLDNIAVVT IDVPGEKMNT LKAEFGVQVR SILKQVRDNK NIRGLIFISA KSDNFIAGAD INMIARAKSA QEAEELARQG QQIMAEIHGL SIPVIAAIHG ACLGGGLELA LACHSRVCTD DAKTVLGLPE VQLGLLPGSG GTQRLPRLVG VSTALEMILT GKQLRPRQAL KVGLVDEVVP HSILLTAAVE LAQKERQASR HLPVRERILA GPLGRALLFN RVGKKTEQKT KGNYPATKRI LDVIETGLSQ GSSSGYAAEA KAFGELAMTP QSQALRSIFF ASTEVKKDPG SEVAPGPLNA IGVLGGGLMG GGISFVTASK GKLPVRIKDI NAKGINHALQ YSWQLLDQKV KRRHIKASER DRALALISGT IDFSGFKHRD VVIEAVFEDL QLKQQMVADV EQYCAPHTIF ASNTSSLPIG DIAANAARPE QVIGLHFFSP VEKMPLVEVI PHESTSAQTV ATVVKLAKRQ GKTPIVVADK AGFYVNRILA PYINEAMRLL TEGEKVENVD DALVKFGFPV GPIQLLDEVG IDTGTKIIPV LEAAYGERFS PPANVVSAIL NDDRKGRKNG RGFYLYAAKG RKSKKQVDPS VYGLINASGQ GKLTAQQCAE RCVMMMLNEA ARCFDEKVIK NARDGDIGAV FGIGFPPFLG GPFRYMDSLG AGEVVATLQR LASLYGSRFT PCETLKQMAE NDLRFWPAQE TDPIN //