ID A0A221KIT0_VITFI Unreviewed; 861 AA.
AC A0A221KIT0;
DT 25-OCT-2017, integrated into UniProtKB/TrEMBL.
DT 25-OCT-2017, sequence version 1.
DT 27-MAR-2024, entry version 30.
DE RecName: Full=Aconitate hydratase B {ECO:0000256|ARBA:ARBA00019379, ECO:0000256|PIRNR:PIRNR036687};
DE EC=4.2.1.3 {ECO:0000256|ARBA:ARBA00012926, ECO:0000256|PIRNR:PIRNR036687};
DE EC=4.2.1.99 {ECO:0000256|ARBA:ARBA00013250, ECO:0000256|PIRNR:PIRNR036687};
DE AltName: Full=2-methylisocitrate dehydratase {ECO:0000256|PIRNR:PIRNR036687};
GN ORFNames=VITFI_CDS2970 {ECO:0000313|EMBL:ASM78747.1};
OS Vitreoscilla filiformis.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC Vitreoscilla.
OX NCBI_TaxID=63 {ECO:0000313|EMBL:ASM78747.1, ECO:0000313|Proteomes:UP000199729};
RN [1] {ECO:0000313|EMBL:ASM78747.1, ECO:0000313|Proteomes:UP000199729}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 15551 {ECO:0000313|EMBL:ASM78747.1,
RC ECO:0000313|Proteomes:UP000199729};
RA Contreras S., Sagory-Zalkind P., Blanquart H., Iltis A., Morand S.C.;
RT "Complete Genome Sequence of the cosmetic ferment Vitreoscilla filiformis
RT (ATCC15551).";
RL Submitted (JUL-2017) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2S,3R)-3-hydroxybutane-1,2,3-tricarboxylate = 2-methyl-cis-
CC aconitate + H2O; Xref=Rhea:RHEA:17941, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:57429, ChEBI:CHEBI:57872; EC=4.2.1.99;
CC Evidence={ECO:0000256|ARBA:ARBA00000118,
CC ECO:0000256|PIRNR:PIRNR036687};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=citrate = D-threo-isocitrate; Xref=Rhea:RHEA:10336,
CC ChEBI:CHEBI:15562, ChEBI:CHEBI:16947; EC=4.2.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00023501,
CC ECO:0000256|PIRNR:PIRNR036687};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|PIRSR:PIRSR036687-1};
CC Note=Binds 1 [4Fe-4S] cluster per subunit.
CC {ECO:0000256|PIRSR:PIRSR036687-1};
CC -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle; isocitrate
CC from oxaloacetate: step 2/2. {ECO:0000256|ARBA:ARBA00004717,
CC ECO:0000256|PIRNR:PIRNR036687}.
CC -!- PATHWAY: Organic acid metabolism; propanoate degradation.
CC {ECO:0000256|ARBA:ARBA00005026}.
CC -!- SIMILARITY: Belongs to the aconitase/IPM isomerase family.
CC {ECO:0000256|ARBA:ARBA00007185, ECO:0000256|PIRNR:PIRNR036687}.
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DR EMBL; CP022423; ASM78747.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A221KIT0; -.
DR KEGG; vff:VITFI_CDS2970; -.
DR OrthoDB; 9758061at2; -.
DR UniPathway; UPA00223; UER00718.
DR UniPathway; UPA00946; -.
DR Proteomes; UP000199729; Chromosome.
DR GO; GO:0005829; C:cytosol; IEA:InterPro.
DR GO; GO:0047456; F:2-methylisocitrate dehydratase activity; IEA:UniProtKB-EC.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0003994; F:aconitate hydratase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniPathway.
DR CDD; cd01581; AcnB; 1.
DR CDD; cd01576; AcnB_Swivel; 1.
DR Gene3D; 3.40.1060.10; Aconitase, Domain 2; 1.
DR Gene3D; 3.30.499.10; Aconitase, domain 3; 2.
DR Gene3D; 3.20.19.10; Aconitase, domain 4; 1.
DR Gene3D; 1.25.40.310; Aconitate B, HEAT-like domain; 1.
DR InterPro; IPR015931; Acnase/IPM_dHydase_lsu_aba_1/3.
DR InterPro; IPR001030; Acoase/IPM_deHydtase_lsu_aba.
DR InterPro; IPR015928; Aconitase/3IPM_dehydase_swvl.
DR InterPro; IPR018136; Aconitase_4Fe-4S_BS.
DR InterPro; IPR036008; Aconitase_4Fe-4S_dom.
DR InterPro; IPR004406; Aconitase_B.
DR InterPro; IPR015933; Aconitase_B_HEAT-like_dom.
DR InterPro; IPR036288; Aconitase_B_HEAT-like_dom_sf.
DR InterPro; IPR015929; Aconitase_B_swivel.
DR InterPro; IPR015932; Aconitase_dom2.
DR NCBIfam; TIGR00117; acnB; 1.
DR PANTHER; PTHR43160; ACONITATE HYDRATASE B; 1.
DR PANTHER; PTHR43160:SF4; ACONITATE HYDRATASE B; 1.
DR Pfam; PF00330; Aconitase; 2.
DR Pfam; PF06434; Aconitase_2_N; 1.
DR Pfam; PF11791; Aconitase_B_N; 1.
DR PIRSF; PIRSF036687; AcnB; 1.
DR SUPFAM; SSF74778; Aconitase B, N-terminal domain; 1.
DR SUPFAM; SSF53732; Aconitase iron-sulfur domain; 1.
DR SUPFAM; SSF52016; LeuD/IlvD-like; 1.
DR PROSITE; PS00450; ACONITASE_1; 1.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|PIRSR:PIRSR036687-1};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRSR:PIRSR036687-1};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|PIRSR:PIRSR036687-
KW 1}; Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|PIRNR:PIRNR036687};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRSR:PIRSR036687-1};
KW Reference proteome {ECO:0000313|Proteomes:UP000199729};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532,
KW ECO:0000256|PIRNR:PIRNR036687}.
FT DOMAIN 4..156
FT /note="Aconitase B HEAT-like"
FT /evidence="ECO:0000259|Pfam:PF11791"
FT DOMAIN 168..382
FT /note="Aconitase B swivel"
FT /evidence="ECO:0000259|Pfam:PF06434"
FT DOMAIN 463..699
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT DOMAIN 699..816
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT BINDING 191
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 246..248
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 417..419
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 501
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 713
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 771
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 774
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 793
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 798
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
SQ SEQUENCE 861 AA; 92059 MW; D1038B8C1E86A97B CRC64;
MLQAYRQHAA ERAALGIPAL PLDAKQVAEL IELIKNPPAG EEAFLMDLLT HRVPPGVDDA
AKVKASFLAA VAAGDLAVGL VSKAKATELL GTMVGGYNVK PLIDLLDDAE VADIAAAGLK
KTLLMFDYFN DVTAKATAGN AKAQEVVQSW ADAEWFTSRP EVPKSITVTV FKVPGETNTD
DLSPAPDATT RPDIPMHYLA MLKNTRPDAA FKPEKDGVRG PMQFIDDLKQ KGNLVAYVGD
VVGTGSSRKS ATNSVVWATG QDIPFVPNKR FGGVTLGGKI APIFFNTQED SGSLPIEVDV
SKLEMGDVID VLPYDGKITK AGETVAEFAL KSEVLLDEVR AGGRINLIIG RSLTAKARDF
LGLPASTLFR LPQAPAASNA GFTLAQKMVG RACGLPEGQG VRPGTYCEPK MTTVGSQDTT
GPMTRDELKD LACLGFSADL VMQSFCHTAA YPKPVDVKMH RELPTFIANR GGVALRPGDG
VIHSWLNRLL LPDTVGTGGD SHTRFPIGIS FPAGSGLVAF GAATGVMPLD MPESVLVRFK
GEMQPGITLR DLVHAIPLYA IKAGLLTVEK KGKKNVFSGR VLEIEGLPDL KVEQAFELSD
AAAERSAAAC TVQLNPAPVA EYLRSNIVLM KNMIANGYQD ARTLERRIKS VEAWLANPEL
LKADTDAEYA AVIEIDLADI KEPIVCCPND PDDAKFVSEV SGTKIDEVFV GSCMTNIGHF
RAAGEILKGN KDIPVRLWIA PPTKMDAAEL TKEGYYATLG GAGARMEMPG CSLCMGNQAQ
IKEGSTAMST STRNFPNRLG KNTQVFLGSA ELAAVCSKLG RIPTVEEYLA EVGVVAKNAD
KIYKYMNFDQ IEEYVETAKA V
//
