ID K9Z156_CYAAP Unreviewed; 293 AA.
AC K9Z156;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 47.
DE RecName: Full=Methylenetetrahydrofolate reductase {ECO:0000256|RuleBase:RU003862};
GN OrderedLocusNames=Cyan10605_0138 {ECO:0000313|EMBL:AFZ52295.1};
OS Cyanobacterium aponinum (strain PCC 10605).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC Chroococcales; Geminocystaceae; Cyanobacterium.
OX NCBI_TaxID=755178 {ECO:0000313|EMBL:AFZ52295.1, ECO:0000313|Proteomes:UP000010480};
RN [1] {ECO:0000313|Proteomes:UP000010480}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 10605 {ECO:0000313|Proteomes:UP000010480};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6S)-5-methyl-5,6,7,8-tetrahydrofolate + NAD(+) = (6R)-5,10-
CC methylene-5,6,7,8-tetrahydrofolate + H(+) + NADH;
CC Xref=Rhea:RHEA:19821, ChEBI:CHEBI:15378, ChEBI:CHEBI:15636,
CC ChEBI:CHEBI:18608, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.5.1.54;
CC Evidence={ECO:0000256|ARBA:ARBA00034420};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:19823;
CC Evidence={ECO:0000256|ARBA:ARBA00034420};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|ARBA:ARBA00001974,
CC ECO:0000256|RuleBase:RU003862};
CC -!- PATHWAY: One-carbon metabolism; tetrahydrofolate interconversion.
CC {ECO:0000256|ARBA:ARBA00004777, ECO:0000256|RuleBase:RU003862}.
CC -!- SIMILARITY: Belongs to the methylenetetrahydrofolate reductase family.
CC {ECO:0000256|ARBA:ARBA00006743, ECO:0000256|RuleBase:RU003862}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; CP003947; AFZ52295.1; -; Genomic_DNA.
DR RefSeq; WP_015218027.1; NC_019776.1.
DR AlphaFoldDB; K9Z156; -.
DR STRING; 755178.Cyan10605_0138; -.
DR KEGG; can:Cyan10605_0138; -.
DR PATRIC; fig|755178.3.peg.142; -.
DR eggNOG; COG0685; Bacteria.
DR HOGENOM; CLU_057297_2_0_3; -.
DR OrthoDB; 9803687at2; -.
DR UniPathway; UPA00193; -.
DR Proteomes; UP000010480; Chromosome.
DR GO; GO:0106312; F:methylenetetrahydrofolate reductase NADH activity; IEA:RHEA.
DR GO; GO:0006555; P:methionine metabolic process; IEA:InterPro.
DR GO; GO:0035999; P:tetrahydrofolate interconversion; IEA:UniProtKB-UniPathway.
DR CDD; cd00537; MTHFR; 1.
DR Gene3D; 3.20.20.220; -; 1.
DR InterPro; IPR029041; FAD-linked_oxidoreductase-like.
DR InterPro; IPR003171; Mehydrof_redctse-like.
DR PANTHER; PTHR45754; METHYLENETETRAHYDROFOLATE REDUCTASE; 1.
DR PANTHER; PTHR45754:SF3; METHYLENETETRAHYDROFOLATE REDUCTASE; 1.
DR Pfam; PF02219; MTHFR; 1.
DR SUPFAM; SSF51730; FAD-linked oxidoreductase; 1.
PE 3: Inferred from homology;
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|RuleBase:RU003862};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|RuleBase:RU003862};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU003862};
KW Reference proteome {ECO:0000313|Proteomes:UP000010480}.
SQ SEQUENCE 293 AA; 32371 MW; AAAD3DB9050AD26D CRC64;
MTKLENAIAS KEFIITAEVT PPKGGNPERM LEVARLLKDR VHGVNITDGS RAVLRMSSIA
SCVLLQREGI EPICQMTGRD RNSIALQADL MGAYSLGIRN ILALTGDPLK AGDHPQAKAV
FELESVRLLK LIGQLNEGFD LNNKTLPDGN LNLFAGAAVD PQLKSWSGLQ RRFEQKIKAG
AKFFQSQLIT DFDKLDRFMN EIAKGCDRPI LAGIFLLKSA KNARFINKNV PGVEIPEHII
NRLEKAENPL LEGMTIAAEQ IKDAQQICQG VHLMAVKRED LIPQILDLAK IHH
//
