ID   MDH_MORMI               Reviewed;         312 AA.
AC   Q6AW23;
DT   04-JAN-2005, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2004, sequence version 1.
DT   03-AUG-2022, entry version 73.
DE   RecName: Full=Malate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_01516};
DE            EC=1.1.1.37 {ECO:0000255|HAMAP-Rule:MF_01516};
GN   Name=mdh {ECO:0000255|HAMAP-Rule:MF_01516};
OS   Moritella marina (Vibrio marinus).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Moritellaceae; Moritella.
OX   NCBI_TaxID=90736;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=ATCC 15381 / BCRC 15891 / CIP 102861 / NCIMB 1144 / MP-1;
RA   Nakayama A.;
RT   "Malate dehydrogenase of Moritella marina ATCC15381T.";
RL   Submitted (AUG-2004) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the reversible oxidation of malate to oxaloacetate.
CC       {ECO:0000255|HAMAP-Rule:MF_01516}.
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_01516};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01516}.
CC   -!- SIMILARITY: Belongs to the LDH/MDH superfamily. MDH type 1 family.
CC       {ECO:0000255|HAMAP-Rule:MF_01516}.
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DR   EMBL; AB187216; BAD36745.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q6AW23; -.
DR   SMR; Q6AW23; -.
DR   GO; GO:0030060; F:L-malate dehydrogenase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0006108; P:malate metabolic process; IEA:InterPro.
DR   GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniRule.
DR   CDD; cd01337; MDH_glyoxysomal_mitochondrial; 1.
DR   Gene3D; 3.90.110.10; -; 1.
DR   HAMAP; MF_01516; Malate_dehydrog_1; 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; IPR001252; Malate_DH_AS.
DR   InterPro; IPR010097; Malate_DH_type1.
DR   InterPro; IPR023958; Malate_DH_type1_bac.
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   SUPFAM; SSF51735; SSF51735; 1.
DR   SUPFAM; SSF56327; SSF56327; 1.
DR   TIGRFAMs; TIGR01772; MDH_euk_gproteo; 1.
DR   PROSITE; PS00068; MDH; 1.
PE   3: Inferred from homology;
KW   NAD; Oxidoreductase; Tricarboxylic acid cycle.
FT   CHAIN           1..312
FT                   /note="Malate dehydrogenase"
FT                   /id="PRO_0000113330"
FT   ACT_SITE        177
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         7..13
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         34
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         81
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         87
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         94
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         117..119
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         119
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         153
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
FT   BINDING         227
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01516"
SQ   SEQUENCE   312 AA;  32086 MW;  6D4C412B8840C73C CRC64;
     MKVAVLGAAG GIGQALALLL KTQLPAGSDL SLYDIAPVTP GVAVDLSHIP TDVTIAGFAG
     MDPTDALVGA DVVLISAGVA RKPGMDRSDL FNINAGIIKN LAGKCAEVCP NACIGIITNP
     VNTTVPIAAE VLKQAGVYDK RKLFGITTLD VIRSETFVSE LKGISLADVE VPVIGGHSGV
     TILPLLSQVK GVEFTAEEIA TLTPRIQNAG TEVVEAKAGG GSATLSMGQA AARFGLSLVR
     ALQGEEGIVE CTYVDGGSEH ATFFAQPVLL GKNGVEEVLA YGELSEFETN ARDAMLEELK
     ANITLGEEFV AG