ID A0A1R2CUS0_9CILI Unreviewed; 341 AA.
AC A0A1R2CUS0;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 24-JAN-2024, entry version 25.
DE RecName: Full=Malate dehydrogenase {ECO:0000256|ARBA:ARBA00012995, ECO:0000256|RuleBase:RU003405};
DE EC=1.1.1.37 {ECO:0000256|ARBA:ARBA00012995, ECO:0000256|RuleBase:RU003405};
GN ORFNames=SteCoe_4398 {ECO:0000313|EMBL:OMJ92767.1};
OS Stentor coeruleus.
OC Eukaryota; Sar; Alveolata; Ciliophora; Postciliodesmatophora;
OC Heterotrichea; Heterotrichida; Stentoridae; Stentor.
OX NCBI_TaxID=5963 {ECO:0000313|EMBL:OMJ92767.1, ECO:0000313|Proteomes:UP000187209};
RN [1] {ECO:0000313|EMBL:OMJ92767.1, ECO:0000313|Proteomes:UP000187209}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WM001 {ECO:0000313|EMBL:OMJ92767.1};
RA Slabodnick M., Ruby J.G., Reiff S.B., Swart E.C., Gosai S., Prabakaran S.,
RA Witkowska E., Larue G.E., Fisher S., Freeman R.M., Gunawardena J., Chu W.,
RA Stover N.A., Gregory B.D., Nowacki M., Derisi J., Roy S.W., Marshall W.F.,
RA Sood P.;
RT "The macronuclear genome of Stentor coeruleus: a giant cell with tiny
RT introns.";
RL Submitted (NOV-2016) to the EMBL/GenBank/DDBJ databases.
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:0000256|RuleBase:RU003405};
CC -!- SIMILARITY: Belongs to the LDH/MDH superfamily. MDH type 2 family.
CC {ECO:0000256|ARBA:ARBA00009613}.
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:OMJ92767.1}.
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DR EMBL; MPUH01000055; OMJ92767.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1R2CUS0; -.
DR OrthoDB; 501358at2759; -.
DR Proteomes; UP000187209; Unassembled WGS sequence.
DR GO; GO:0030060; F:L-malate dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0006108; P:malate metabolic process; IEA:InterPro.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-KW.
DR CDD; cd01338; MDH_choloroplast_like; 1.
DR Gene3D; 3.90.110.10; Lactate dehydrogenase/glycoside hydrolase, family 4, C-terminal; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR HAMAP; MF_01517; Malate_dehydrog_2; 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; IPR010945; Malate_DH_type2.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR01759; MalateDH-SF1; 1.
DR PANTHER; PTHR23382; MALATE DEHYDROGENASE; 1.
DR PANTHER; PTHR23382:SF0; MALATE DEHYDROGENASE 2, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF02866; Ldh_1_C; 1.
DR Pfam; PF00056; Ldh_1_N; 1.
DR PIRSF; PIRSF000102; Lac_mal_DH; 1.
DR SUPFAM; SSF56327; LDH C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00068; MDH; 1.
PE 3: Inferred from homology;
KW NAD {ECO:0000256|PIRSR:PIRSR000102-3, ECO:0000256|RuleBase:RU003405};
KW Oxidoreductase {ECO:0000256|RuleBase:RU003369};
KW Reference proteome {ECO:0000313|Proteomes:UP000187209};
KW Tricarboxylic acid cycle {ECO:0000256|RuleBase:RU003405}.
FT DOMAIN 17..163
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 168..336
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 199
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 54
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 104
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-2"
FT BINDING 110
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-2"
FT BINDING 117
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 141..143
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 143
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-2"
FT BINDING 174
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-2"
SQ SEQUENCE 341 AA; 37111 MW; 5866C154C5E608AA CRC64;
MFKVLSRAFT QQLKDPVRVV VTGGSGQIAY SLLFRIASGS LLGENQPVIL QIYDLPHMQA
ALRGVVMELL DGAFPLVHEI IASDLPETVY ANADYAFLVG AKPRGPGMER GDLLKQNGEI
FVKVGQALDK YANKSVKVLA VGNPVNTNAL ITMSNAPSIP KESFTAMTRL DHNRALCQLG
TYLNAKVTDI GNVAVWGNHS PTMFPDLSNV TLNGEKIRPK IDNTWYEKEF IPIVQQRGTA
IIAARKASSA ASAASAAVDH VRDWAIGSNG NWVSMAVPSD LYNGEYGVPP GLIFSYPVVC
ANGAYQLVKD LRLDEFQQNK IKVTVNELLK EKEAVADLLR K
//
