ID A0A0H0XLF2_9SPHN Unreviewed; 318 AA.
AC A0A0H0XLF2;
DT 16-SEP-2015, integrated into UniProtKB/TrEMBL.
DT 16-SEP-2015, sequence version 1.
DT 27-MAR-2024, entry version 36.
DE RecName: Full=Methylenetetrahydrofolate reductase {ECO:0000256|RuleBase:RU003862};
DE EC=1.5.1.54 {ECO:0000256|RuleBase:RU003862};
GN ORFNames=AAV99_10980 {ECO:0000313|EMBL:KLI63194.1};
OS Aurantiacibacter marinus.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Erythrobacteraceae; Aurantiacibacter.
OX NCBI_TaxID=874156 {ECO:0000313|EMBL:KLI63194.1, ECO:0000313|Proteomes:UP000053455};
RN [1] {ECO:0000313|EMBL:KLI63194.1, ECO:0000313|Proteomes:UP000053455}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HWDM-33 {ECO:0000313|EMBL:KLI63194.1,
RC ECO:0000313|Proteomes:UP000053455};
RA Zhuang L., Liu Y., Shao Z.;
RT "The draft genome sequence of Erythrobacter marinus HWDM-33.";
RL Submitted (APR-2015) 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:KLI63194.1}.
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DR EMBL; LBHU01000003; KLI63194.1; -; Genomic_DNA.
DR RefSeq; WP_047094088.1; NZ_LDCP01000003.1.
DR AlphaFoldDB; A0A0H0XLF2; -.
DR STRING; 874156.GCA_001021555_02239; -.
DR PATRIC; fig|874156.12.peg.2253; -.
DR OrthoDB; 9812555at2; -.
DR UniPathway; UPA00193; -.
DR Proteomes; UP000053455; 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:UP000053455}.
FT REGION 1..21
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 318 AA; 34523 MW; 861966F5ECFA9637 CRC64;
MSVQAPDCLD PVQEKRTARD TPLFSGLPGD IAVSFEFFPP KTDKMEEKLW EAVQELAPLA
PEFVSVTYGA GGSTRERTHN TVARLIKEAG IPAAAHLTCV DASKAETRAI AEAYWEAGVR
HIVALRGDAG EPGAPFVPHP EGYANAAELV SGLKEVADFE ISVAAYPETH PDAQCPQSDL
DNLKRKIDAG ATRGISQFFF APEVFFDFTD KCRAAGIHAP MVPGILPVTN VAQARKFAGQ
CGAVIPDWMD GLFEGLDERP AARQLVAATI AAELCRRLYA GGVRQFHFYT LNRADLAYAI
CHMLGRRPVE RGPMEKKS
//