ID K0J2B8_AMPXN Unreviewed; 285 AA.
AC K0J2B8;
DT 28-NOV-2012, integrated into UniProtKB/TrEMBL.
DT 28-NOV-2012, sequence version 1.
DT 27-MAR-2024, entry version 71.
DE RecName: Full=Bifunctional protein FolD {ECO:0000256|HAMAP-Rule:MF_01576};
DE Includes:
DE RecName: Full=Methylenetetrahydrofolate dehydrogenase {ECO:0000256|HAMAP-Rule:MF_01576};
DE EC=1.5.1.5 {ECO:0000256|HAMAP-Rule:MF_01576};
DE Includes:
DE RecName: Full=Methenyltetrahydrofolate cyclohydrolase {ECO:0000256|HAMAP-Rule:MF_01576};
DE EC=3.5.4.9 {ECO:0000256|HAMAP-Rule:MF_01576};
GN Name=folD {ECO:0000256|HAMAP-Rule:MF_01576,
GN ECO:0000313|EMBL:BAM47307.1};
GN OrderedLocusNames=AXY_11750 {ECO:0000313|EMBL:BAM47307.1};
OS Amphibacillus xylanus (strain ATCC 51415 / DSM 6626 / JCM 7361 / LMG 17667
OS / NBRC 15112 / Ep01).
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Amphibacillus.
OX NCBI_TaxID=698758 {ECO:0000313|EMBL:BAM47307.1, ECO:0000313|Proteomes:UP000006294};
RN [1] {ECO:0000313|EMBL:BAM47307.1, ECO:0000313|Proteomes:UP000006294}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51415 / DSM 6626 / JCM 7361 / LMG 17667 / NBRC 15112 /
RC Ep01 {ECO:0000313|Proteomes:UP000006294};
RA Nakazawa H., Katano Y., Nakamura S., Sasagawa M., Fukada J., Arai T.,
RA Sasakura N., Mochizuki D., Hosoyama A., Harada K., Horikawa H., Kato Y.,
RA Harada T., Sasaki K., Sekiguchi M., Hodoyama M., Nishiko R., Narita H.,
RA Hanamaki A., Hata C., Konno Y., Niimura Y., Yamazaki S., Fujita N.;
RT "Whole genome sequence of Amphibacillus xylinus NBRC 15112.";
RL Submitted (JAN-2011) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to
CC 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10-
CC methenyltetrahydrofolate to 10-formyltetrahydrofolate.
CC {ECO:0000256|HAMAP-Rule:MF_01576}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-5,10-methenyltetrahydrofolate + H2O = (6R)-10-
CC formyltetrahydrofolate + H(+); Xref=Rhea:RHEA:23700,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:57455,
CC ChEBI:CHEBI:195366; EC=3.5.4.9; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01576};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + NADP(+) = (6R)-
CC 5,10-methenyltetrahydrofolate + NADPH; Xref=Rhea:RHEA:22812,
CC ChEBI:CHEBI:15636, ChEBI:CHEBI:57455, ChEBI:CHEBI:57783,
CC ChEBI:CHEBI:58349; EC=1.5.1.5; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01576};
CC -!- PATHWAY: One-carbon metabolism; tetrahydrofolate interconversion.
CC {ECO:0000256|ARBA:ARBA00004777, ECO:0000256|HAMAP-Rule:MF_01576}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01576}.
CC -!- SIMILARITY: Belongs to the tetrahydrofolate
CC dehydrogenase/cyclohydrolase family. {ECO:0000256|HAMAP-Rule:MF_01576}.
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DR EMBL; AP012050; BAM47307.1; -; Genomic_DNA.
DR RefSeq; WP_015009912.1; NC_018704.1.
DR AlphaFoldDB; K0J2B8; -.
DR STRING; 698758.AXY_11750; -.
DR KEGG; axl:AXY_11750; -.
DR PATRIC; fig|698758.3.peg.1173; -.
DR eggNOG; COG0190; Bacteria.
DR HOGENOM; CLU_034045_2_1_9; -.
DR OrthoDB; 9803580at2; -.
DR UniPathway; UPA00193; -.
DR Proteomes; UP000006294; Chromosome.
DR GO; GO:0004477; F:methenyltetrahydrofolate cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004488; F:methylenetetrahydrofolate dehydrogenase (NADP+) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009086; P:methionine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0006164; P:purine nucleotide biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0035999; P:tetrahydrofolate interconversion; IEA:UniProtKB-UniPathway.
DR CDD; cd01080; NAD_bind_m-THF_DH_Cyclohyd; 1.
DR Gene3D; 3.40.50.10860; Leucine Dehydrogenase, chain A, domain 1; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR HAMAP; MF_01576; THF_DHG_CYH; 1.
DR InterPro; IPR046346; Aminoacid_DH-like_N_sf.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR000672; THF_DH/CycHdrlase.
DR InterPro; IPR020630; THF_DH/CycHdrlase_cat_dom.
DR InterPro; IPR020867; THF_DH/CycHdrlase_CS.
DR InterPro; IPR020631; THF_DH/CycHdrlase_NAD-bd_dom.
DR PANTHER; PTHR48099:SF5; C-1-TETRAHYDROFOLATE SYNTHASE, CYTOPLASMIC; 1.
DR PANTHER; PTHR48099; C-1-TETRAHYDROFOLATE SYNTHASE, CYTOPLASMIC-RELATED; 1.
DR Pfam; PF00763; THF_DHG_CYH; 1.
DR Pfam; PF02882; THF_DHG_CYH_C; 1.
DR PRINTS; PR00085; THFDHDRGNASE.
DR SUPFAM; SSF53223; Aminoacid dehydrogenase-like, N-terminal domain; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00766; THF_DHG_CYH_1; 1.
DR PROSITE; PS00767; THF_DHG_CYH_2; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW Histidine biosynthesis {ECO:0000256|ARBA:ARBA00023102, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_01576};
KW Methionine biosynthesis {ECO:0000256|ARBA:ARBA00023167, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW NADP {ECO:0000256|ARBA:ARBA00022857, ECO:0000256|HAMAP-Rule:MF_01576};
KW One-carbon metabolism {ECO:0000256|ARBA:ARBA00022563, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_01576};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01576}; Reference proteome {ECO:0000313|Proteomes:UP000006294}.
FT DOMAIN 6..120
FT /note="Tetrahydrofolate dehydrogenase/cyclohydrolase
FT catalytic"
FT /evidence="ECO:0000259|Pfam:PF00763"
FT DOMAIN 123..281
FT /note="Tetrahydrofolate dehydrogenase/cyclohydrolase
FT NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF02882"
FT BINDING 165..167
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01576"
FT BINDING 190
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01576"
FT BINDING 231
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01576"
SQ SEQUENCE 285 AA; 31125 MW; F0FF125BE53CF489 CRC64;
MSAEIIYGDQ LSQTLRDQMK TELANLKKKG IHPKLTVILI GDHPASRSYV SGKQKAAEYI
GMDSELLQLS SETTEEELLS LIYELNQDDS VNGILVQLPL PTHINEQRVI EAISPIKDVD
GFHPINIGKM MTNQETFLPC TPYGILTMLQ MNKIDIAGKH AVVIGRSNIV GKPVGQLLLN
ENATVTYCHS RTTNMKELVQ AADIVIVAVG RANMIDASYI KEGAVVIDVG INRLEDGTLT
GDVDFDSVKE KAGYLTPVPK GVGPMTITML LKNTIKAALN QCSHE
//