ID A0A1B7ZDQ0_9FLAO Unreviewed; 317 AA.
AC A0A1B7ZDQ0;
DT 02-NOV-2016, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2016, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Methylenetetrahydrofolate reductase {ECO:0000256|RuleBase:RU003862};
DE EC=1.5.1.54 {ECO:0000256|RuleBase:RU003862};
GN ORFNames=A9200_12650 {ECO:0000313|EMBL:OBR41478.1};
OS Maribacter hydrothermalis.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae; Maribacter.
OX NCBI_TaxID=1836467 {ECO:0000313|EMBL:OBR41478.1, ECO:0000313|Proteomes:UP000092164};
RN [1] {ECO:0000313|Proteomes:UP000092164}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=T28 {ECO:0000313|Proteomes:UP000092164};
RA Zhan P.;
RL Submitted (JUN-2016) to the EMBL/GenBank/DDBJ databases.
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}.
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:OBR41478.1}.
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DR EMBL; LZFP01000002; OBR41478.1; -; Genomic_DNA.
DR RefSeq; WP_068482080.1; NZ_LZFP01000002.1.
DR AlphaFoldDB; A0A1B7ZDQ0; -.
DR STRING; 1836467.BTR34_04385; -.
DR KEGG; mart:BTR34_04385; -.
DR OrthoDB; 9812555at2; -.
DR UniPathway; UPA00193; -.
DR Proteomes; UP000092164; Unassembled WGS sequence.
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:UniProtKB-KW.
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};
KW Reference proteome {ECO:0000313|Proteomes:UP000092164}.
SQ SEQUENCE 317 AA; 35716 MW; 9DE6C860562057D3 CRC64;
MKVTDHITNA KGKTLFSFEI VPPVKGRNIQ ELYNNIDPLM EFNPPFIDVT TSREETIYVK
KEGLLDKKTT RMRPGTVGIC ASIQHKYNVD TVPHVICGGF TREETEYMLV DCHYLGIQNV
MALRGDARSE QKYFEATDGG HPFAIDLVKQ IQDLNCGKYL HETIESEHCS DFCIGVAGYP
EKHLESPSLQ SDLKRLKEKV DAGADYVVTQ MFFDNQKYFE FVEAAKNMGI TVPIIPGIKP
IAVKRHMQLL PQVFRIDLPQ DLIEAVDGCA TNKDVRKVGI EWAIQQSKEL KAAGVPVLHY
YSMGKSDNIK AIAEALF
//
