ID A0A1W9RV77_9BACT Unreviewed; 283 AA.
AC A0A1W9RV77;
DT 05-JUL-2017, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2017, sequence version 1.
DT 27-MAR-2024, entry version 20.
DE RecName: Full=Methylenetetrahydrofolate reductase {ECO:0000256|RuleBase:RU003862};
GN ORFNames=B6D55_00110 {ECO:0000313|EMBL:OQX88478.1};
OS Candidatus Omnitrophica bacterium 4484_70.2.
OC Bacteria; Candidatus Omnitrophota.
OX NCBI_TaxID=1970783 {ECO:0000313|EMBL:OQX88478.1, ECO:0000313|Proteomes:UP000192395};
RN [1] {ECO:0000313|Proteomes:UP000192395}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Dombrowski N., Seitz K., Teske A., Baker B.;
RT "Novel pathways for hydrocarbon cycling and metabolic interdependencies in
RT hydrothermal sediment communities.";
RL Submitted (MAR-2017) 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: 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:OQX88478.1}.
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DR EMBL; NATM01000001; OQX88478.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1W9RV77; -.
DR STRING; 1970783.B6D55_00110; -.
DR UniPathway; UPA00193; -.
DR Proteomes; UP000192395; Unassembled WGS sequence.
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}.
SQ SEQUENCE 283 AA; 32204 MW; 638530F5F21CD9D9 CRC64;
MNFQQKLENN NFVYTVEVEP PKGVMVEDTL KELVSLRDII DAFNVTDMQA SVMRASSWAL
AAKLKEKRLE PILQLAARDR NIIALQGDLL ASFILGIKNL LLLTGDTPKK GDHPSAKEVF
EVDSIGLIKI AHRLNQGFDY MGNKLKGKPQ FFIGAALNPL AQNIDKELKK MEEKIKAGAS
FFQTQPVFDI EGFYRFMKKA KRFKTKIIAG IMFLKSARMA NYLYKKIGIY IPSSYRERLE
KAKDIKEEIV KMSSQLIDDL KDIADGIHFM PLGNYPLIKR ILK
//