ID F2NL18_MARHT Unreviewed; 163 AA.
AC F2NL18;
DT 31-MAY-2011, integrated into UniProtKB/TrEMBL.
DT 31-MAY-2011, sequence version 1.
DT 27-MAR-2024, entry version 64.
DE RecName: Full=3-isopropylmalate dehydratase small subunit {ECO:0000256|HAMAP-Rule:MF_01032};
DE EC=4.2.1.33 {ECO:0000256|HAMAP-Rule:MF_01032};
DE AltName: Full=Alpha-IPM isomerase {ECO:0000256|HAMAP-Rule:MF_01032};
DE Short=IPMI {ECO:0000256|HAMAP-Rule:MF_01032};
DE AltName: Full=Isopropylmalate isomerase {ECO:0000256|HAMAP-Rule:MF_01032};
GN Name=leuD {ECO:0000256|HAMAP-Rule:MF_01032};
GN OrderedLocusNames=Marky_0671 {ECO:0000313|EMBL:AEB11421.1};
OS Marinithermus hydrothermalis (strain DSM 14884 / JCM 11576 / T1).
OC Bacteria; Deinococcota; Deinococci; Thermales; Thermaceae; Marinithermus.
OX NCBI_TaxID=869210 {ECO:0000313|EMBL:AEB11421.1, ECO:0000313|Proteomes:UP000007030};
RN [1] {ECO:0000313|EMBL:AEB11421.1, ECO:0000313|Proteomes:UP000007030}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 14884 / JCM 11576 / T1 {ECO:0000313|Proteomes:UP000007030};
RX PubMed=22675595; DOI=10.4056/sigs.2435521;
RA Copeland A., Gu W., Yasawong M., Lapidus A., Lucas S., Deshpande S.,
RA Pagani I., Tapia R., Cheng J.F., Goodwin L.A., Pitluck S., Liolios K.,
RA Ivanova N., Mavromatis K., Mikhailova N., Pati A., Chen A., Palaniappan K.,
RA Land M., Pan C., Brambilla E.M., Rohde M., Tindall B.J., Sikorski J.,
RA Goker M., Detter J.C., Bristow J., Eisen J.A., Markowitz V., Hugenholtz P.,
RA Kyrpides N.C., Klenk H.P., Woyke T.;
RT "Complete genome sequence of the aerobic, heterotroph Marinithermus
RT hydrothermalis type strain (T1(T)) from a deep-sea hydrothermal vent
RT chimney.";
RL Stand. Genomic Sci. 6:21-30(2012).
CC -!- FUNCTION: Catalyzes the isomerization between 2-isopropylmalate and 3-
CC isopropylmalate, via the formation of 2-isopropylmaleate.
CC {ECO:0000256|HAMAP-Rule:MF_01032}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2R,3S)-3-isopropylmalate = (2S)-2-isopropylmalate;
CC Xref=Rhea:RHEA:32287, ChEBI:CHEBI:1178, ChEBI:CHEBI:35121;
CC EC=4.2.1.33; Evidence={ECO:0000256|HAMAP-Rule:MF_01032};
CC -!- PATHWAY: Amino-acid biosynthesis; L-leucine biosynthesis; L-leucine
CC from 3-methyl-2-oxobutanoate: step 2/4. {ECO:0000256|HAMAP-
CC Rule:MF_01032}.
CC -!- SUBUNIT: Heterodimer of LeuC and LeuD. {ECO:0000256|HAMAP-
CC Rule:MF_01032}.
CC -!- SIMILARITY: Belongs to the LeuD family. LeuD type 2 subfamily.
CC {ECO:0000256|HAMAP-Rule:MF_01032}.
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DR EMBL; CP002630; AEB11421.1; -; Genomic_DNA.
DR RefSeq; WP_013703473.1; NC_015387.1.
DR AlphaFoldDB; F2NL18; -.
DR STRING; 869210.Marky_0671; -.
DR KEGG; mhd:Marky_0671; -.
DR eggNOG; COG0066; Bacteria.
DR HOGENOM; CLU_081378_1_1_0; -.
DR OrthoDB; 9777465at2; -.
DR UniPathway; UPA00048; UER00071.
DR Proteomes; UP000007030; Chromosome.
DR GO; GO:0003861; F:3-isopropylmalate dehydratase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0009098; P:leucine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01577; IPMI_Swivel; 1.
DR Gene3D; 3.20.19.10; Aconitase, domain 4; 1.
DR HAMAP; MF_01032; LeuD_type2; 1.
DR InterPro; IPR015928; Aconitase/3IPM_dehydase_swvl.
DR InterPro; IPR000573; AconitaseA/IPMdHydase_ssu_swvl.
DR InterPro; IPR033940; IPMI_Swivel.
DR InterPro; IPR011827; LeuD_type2/HacB/DmdB.
DR NCBIfam; TIGR02087; LEUD_arch; 1.
DR PANTHER; PTHR43345:SF10; 3-ISOPROPYLMALATE DEHYDRATASE SMALL SUBUNIT 1; 1.
DR PANTHER; PTHR43345; 3-ISOPROPYLMALATE DEHYDRATASE SMALL SUBUNIT 2-RELATED-RELATED; 1.
DR Pfam; PF00694; Aconitase_C; 1.
DR SUPFAM; SSF52016; LeuD/IlvD-like; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_01032};
KW Branched-chain amino acid biosynthesis {ECO:0000256|HAMAP-Rule:MF_01032};
KW Leucine biosynthesis {ECO:0000256|HAMAP-Rule:MF_01032};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01032};
KW Reference proteome {ECO:0000313|Proteomes:UP000007030}.
FT DOMAIN 51..103
FT /note="Aconitase A/isopropylmalate dehydratase small
FT subunit swivel"
FT /evidence="ECO:0000259|Pfam:PF00694"
SQ SEQUENCE 163 AA; 18197 MW; 2B867A2C560A9BE7 CRC64;
MPRVWKFGDH INTDDILPGK YAPFMVGEDR FHTYAFAHLR PGFAQAFRPG DVLVAGRNLG
LGSSREYAPE ALKRLGLKAI IAKSYARIFY RNLVNLGIIP FESEEVVDAL EDGDEVELEI
ASGTLRHGGR TYRLTPPPAF LLEALEAGSL LEYYKRRGRF PGG
//
