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Database: UniProt
Entry: B6EMP2_ALISL
LinkDB: B6EMP2_ALISL
Original site: B6EMP2_ALISL 
ID   B6EMP2_ALISL            Unreviewed;       298 AA.
AC   B6EMP2;
DT   25-NOV-2008, integrated into UniProtKB/TrEMBL.
DT   25-NOV-2008, sequence version 1.
DT   24-JAN-2024, entry version 82.
DE   RecName: Full=Methylenetetrahydrofolate reductase {ECO:0000256|RuleBase:RU003862};
DE            EC=1.5.1.54 {ECO:0000256|RuleBase:RU003862};
GN   Name=metF {ECO:0000313|EMBL:CAQ80446.1};
GN   OrderedLocusNames=VSAL_I2762 {ECO:0000313|EMBL:CAQ80446.1};
OS   Aliivibrio salmonicida (strain LFI1238) (Vibrio salmonicida (strain
OS   LFI1238)).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Aliivibrio.
OX   NCBI_TaxID=316275 {ECO:0000313|EMBL:CAQ80446.1, ECO:0000313|Proteomes:UP000001730};
RN   [1] {ECO:0000313|EMBL:CAQ80446.1, ECO:0000313|Proteomes:UP000001730}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LFI1238 {ECO:0000313|EMBL:CAQ80446.1,
RC   ECO:0000313|Proteomes:UP000001730};
RX   PubMed=19099551; DOI=10.1186/1471-2164-9-616;
RA   Hjerde E., Lorentzen M.S., Holden M.T., Seeger K., Paulsen S., Bason N.,
RA   Churcher C., Harris D., Norbertczak H., Quail M.A., Sanders S.,
RA   Thurston S., Parkhill J., Willassen N.P., Thomson N.R.;
RT   "The genome sequence of the fish pathogen Aliivibrio salmonicida strain
RT   LFI1238 shows extensive evidence of gene decay.";
RL   BMC Genomics 9:616-616(2008).
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: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC       pathway. {ECO:0000256|ARBA:ARBA00034478}.
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}.
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DR   EMBL; FM178379; CAQ80446.1; -; Genomic_DNA.
DR   RefSeq; WP_012551199.1; NC_011312.1.
DR   AlphaFoldDB; B6EMP2; -.
DR   KEGG; vsa:VSAL_I2762; -.
DR   eggNOG; COG0685; Bacteria.
DR   HOGENOM; CLU_025841_0_0_6; -.
DR   OMA; EMHPQAR; -.
DR   UniPathway; UPA00193; -.
DR   Proteomes; UP000001730; Chromosome 1.
DR   GO; GO:0005829; C:cytosol; IEA:InterPro.
DR   GO; GO:0106312; F:methylenetetrahydrofolate reductase NADH activity; IEA:RHEA.
DR   GO; GO:0009086; P:methionine biosynthetic 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   InterPro; IPR004620; MTHF_reductase_bac.
DR   NCBIfam; TIGR00676; fadh2; 1.
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   Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW   FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|RuleBase:RU003862};
KW   Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW   ECO:0000256|RuleBase:RU003862};
KW   Methionine biosynthesis {ECO:0000256|ARBA:ARBA00023167};
KW   NAD {ECO:0000256|ARBA:ARBA00023027};
KW   Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW   ECO:0000256|RuleBase:RU003862}.
SQ   SEQUENCE   298 AA;  33277 MW;  2B19FE7BB2108638 CRC64;
     MAYSHASHLE SLNQNIAELN GCINVSFEFF PPSSEKMEET LWNSIHRLKT LKPKFVSVTY
     GANSGERDRT HSIIKEIKEQ TGLIAAPHLT CIDASRSELI DIANDYWANG IKDIVALRGD
     IPAGGGAPDM YASDLVELLK SQHDFDISVA AFPEVHPEAK SAQADLLNLK RKVDAGANRA
     ITQFFFDVES YLRFRDRCVS AGIDVEIIPG ILPVSNFKQA SRFAKMNNVR IPGWMAQQFE
     GLDDDPVTRQ MVGASHAIDM TRILSREGVK DFHFYTLNRA EHTYALCHTL GVRPDVNR
//
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