MDH_HELMI
ID MDH_HELMI Reviewed; 309 AA.
AC B0TCL9;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 84.
DE RecName: Full=Malate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_00487};
DE EC=1.1.1.37 {ECO:0000255|HAMAP-Rule:MF_00487};
GN Name=mdh {ECO:0000255|HAMAP-Rule:MF_00487}; OrderedLocusNames=Helmi_14200;
GN ORFNames=HM1_1472;
OS Heliobacterium modesticaldum (strain ATCC 51547 / Ice1).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Heliobacteriaceae;
OC Heliomicrobium.
OX NCBI_TaxID=498761;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51547 / Ice1;
RX PubMed=18441057; DOI=10.1128/jb.00299-08;
RA Sattley W.M., Madigan M.T., Swingley W.D., Cheung P.C., Clocksin K.M.,
RA Conrad A.L., Dejesa L.C., Honchak B.M., Jung D.O., Karbach L.E.,
RA Kurdoglu A., Lahiri S., Mastrian S.D., Page L.E., Taylor H.L., Wang Z.T.,
RA Raymond J., Chen M., Blankenship R.E., Touchman J.W.;
RT "The genome of Heliobacterium modesticaldum, a phototrophic representative
RT of the Firmicutes containing the simplest photosynthetic apparatus.";
RL J. Bacteriol. 190:4687-4696(2008).
CC -!- FUNCTION: Catalyzes the reversible oxidation of malate to oxaloacetate.
CC {ECO:0000255|HAMAP-Rule:MF_00487}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(S)-malate + NAD(+) = H(+) + NADH + oxaloacetate;
CC Xref=Rhea:RHEA:21432, ChEBI:CHEBI:15378, ChEBI:CHEBI:15589,
CC ChEBI:CHEBI:16452, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.1.1.37;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00487};
CC -!- SIMILARITY: Belongs to the LDH/MDH superfamily. MDH type 3 family.
CC {ECO:0000255|HAMAP-Rule:MF_00487}.
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DR EMBL; CP000930; ABZ84045.1; -; Genomic_DNA.
DR RefSeq; WP_012282560.1; NC_010337.2.
DR AlphaFoldDB; B0TCL9; -.
DR SMR; B0TCL9; -.
DR STRING; 498761.HM1_1472; -.
DR EnsemblBacteria; ABZ84045; ABZ84045; HM1_1472.
DR KEGG; hmo:HM1_1472; -.
DR eggNOG; COG0039; Bacteria.
DR HOGENOM; CLU_045401_2_1_9; -.
DR OMA; CYIIVLT; -.
DR OrthoDB; 870724at2; -.
DR Proteomes; UP000008550; Chromosome.
DR GO; GO:0030060; F:L-malate dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019752; P:carboxylic acid metabolic process; IEA:InterPro.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniRule.
DR CDD; cd01339; LDH-like_MDH; 1.
DR Gene3D; 3.90.110.10; -; 1.
DR HAMAP; MF_00487; Malate_dehydrog_3; 1.
DR InterPro; IPR001557; L-lactate/malate_DH.
DR InterPro; IPR022383; Lactate/malate_DH_C.
DR InterPro; IPR001236; Lactate/malate_DH_N.
DR InterPro; IPR015955; Lactate_DH/Glyco_Ohase_4_C.
DR InterPro; IPR011275; Malate_DH_type3.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR Pfam; PF02866; Ldh_1_C; 1.
DR Pfam; PF00056; Ldh_1_N; 1.
DR PIRSF; PIRSF000102; Lac_mal_DH; 1.
DR PRINTS; PR00086; LLDHDRGNASE.
DR SUPFAM; SSF51735; SSF51735; 1.
DR SUPFAM; SSF56327; SSF56327; 1.
DR TIGRFAMs; TIGR01763; MalateDH_bact; 1.
PE 3: Inferred from homology;
KW NAD; Oxidoreductase; Reference proteome; Tricarboxylic acid cycle.
FT CHAIN 1..309
FT /note="Malate dehydrogenase"
FT /id="PRO_1000126136"
FT ACT_SITE 176
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 10..15
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 34
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 83
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 89
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 96
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 119..121
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 121
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
FT BINDING 152
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00487"
SQ SEQUENCE 309 AA; 32840 MW; CA96ED6678B8DC58 CRC64;
MARKKISIIG AGNVGATAAH WAASKELGDI VLLDIMEGIP QGKGLDLMEA SPVEGFDCHI
IGTNSYADTA NSDVVVITAG IARKPGMSRD DLITTNTKIV ADCAKKAAEQ SPDSIIIIVS
NPLDAMTYVA QKASGFPTNR VFGMSGILDA ARFKTFIAME MGCSVKDVST ILLGGHGDDM
VPLPSYTFIG GIPIRQLLPE EKIQAMVDRA RKGGAEIVAY LKTGSAYYAP SASVIQMVEA
ILKDQKRILP VAAYLNGEYG YEGIYTSVPV MLGANGVEKV FEIELTAEER QLFAKSVDSV
KNLIAVTGM
