ID A0A0Q0JLB4_9GAMM Unreviewed; 865 AA.
AC A0A0Q0JLB4;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 24-JAN-2024, entry version 40.
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 Name=acnB {ECO:0000313|EMBL:KPZ73295.1};
GN ORFNames=AN944_00443 {ECO:0000313|EMBL:KPZ73295.1};
OS Shewanella sp. P1-14-1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales;
OC Shewanellaceae; Shewanella.
OX NCBI_TaxID=1723761 {ECO:0000313|EMBL:KPZ73295.1, ECO:0000313|Proteomes:UP000050414};
RN [1] {ECO:0000313|EMBL:KPZ73295.1, ECO:0000313|Proteomes:UP000050414}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=P1-14-1 {ECO:0000313|EMBL:KPZ73295.1,
RC ECO:0000313|Proteomes:UP000050414};
RA Gilbert D.G.;
RL Submitted (OCT-2015) 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}.
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:KPZ73295.1}.
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DR EMBL; LKTL01000002; KPZ73295.1; -; Genomic_DNA.
DR RefSeq; WP_055022937.1; NZ_LKTL01000002.1.
DR AlphaFoldDB; A0A0Q0JLB4; -.
DR PATRIC; fig|1723761.3.peg.465; -.
DR UniPathway; UPA00223; UER00718.
DR UniPathway; UPA00946; -.
DR Proteomes; UP000050414; Unassembled WGS sequence.
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.
DR PROSITE; PS01244; ACONITASE_2; 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:UP000050414};
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 471..699
FT /note="Aconitase/3-isopropylmalate dehydratase large
FT subunit alpha/beta/alpha"
FT /evidence="ECO:0000259|Pfam:PF00330"
FT DOMAIN 698..818
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 244..246
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 414..416
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 498
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 710
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 769
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 772
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-1"
FT BINDING 791
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
FT BINDING 796
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR036687-2"
SQ SEQUENCE 865 AA; 93523 MW; DF9D715276B00180 CRC64;
MLEAYRKHVA ERAAEGVVPK PLDAQQVAEL VKLVETPPAG EEAVILDLLE NRIPPGVDEA
AYVKAAFLDA VAKGTVSSPI LSTERATELL GTMQGGYNIE PLIAQLDNDA LAPIAVTALS
NTLLMFDAYH DVVEKMQAGN DFAKQVVNSW ANAEWFLNRP KLAEKVTLTV FKVSGETNTD
DLSPAPDAWS RPDIPLHALA MLKNARDGIV PDEAGVVGPI KEIEALKGKG HPLVYVGDVV
GTGSSRKSAT NSVLWFMGDD IPYVPNKRAG GFCLGGKIAP IFFNTMEDAG ALPIELDVEK
MNMGDVIDIY PYEGVVKRAG TDEVISTFEL KTDVLLDEVR AGGRIPLIIG RGLTDRARET
LGLSASDVFV RPQDVEASSK GFTLAQKMVG KACGVTGIRP GQYCEPKMTS VGSQDTTGPM
TRDELKDLAC LGFSADLTMQ SFCHTAAYPK PVDVNTHQTL PDFIMNRGGV SLRPGDGVIH
SWLNRMLLPD TVGTGGDSHT RFPIGISFPA GSGLVAFAAA TGVMPLDMPE SILVRFKGEM
QPGITLRDLV HAIPHKAIEM GLLTVEKKGK INAFSGRVLE IEGLEHLKVE QAFELSDASA
ERSAAGCTIK LDKEPIIEYL NSNIVMLKWM ISEGYGDRRT IERRIKGMEE FIANPELMSA
DSDAEYAEVI EIDLADIKEP ILCAPNDPDD AVLLSSVVDT KIDEVFVGSC MTNIGHFRAT
GKMLDKFAKT LPTRLWIAPP TKMDKDQLTE EGYYAIFGRV GARIEIPGCS LCMGNQARVA
ENSTVVSTST RNFPNRLGTG ANVYLASAEL AAVAALLGRL PSPAEYQEYA KELDATAADT
YRYLNFDEIE SYTKKADSVI FQSAV
//
