ID DYR_STAEQ Reviewed; 161 AA. AC Q5HPB1; DT 08-NOV-2005, integrated into UniProtKB/Swiss-Prot. DT 15-FEB-2005, sequence version 1. DT 27-MAR-2024, entry version 105. DE RecName: Full=Dihydrofolate reductase; DE Short=DHFR; DE EC=1.5.1.3; GN Name=folA; Synonyms=dfrC, folA1; OrderedLocusNames=SERP1002; OS Staphylococcus epidermidis (strain ATCC 35984 / RP62A). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=176279; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 35984 / RP62A; RX PubMed=15774886; DOI=10.1128/jb.187.7.2426-2438.2005; RA Gill S.R., Fouts D.E., Archer G.L., Mongodin E.F., DeBoy R.T., Ravel J., RA Paulsen I.T., Kolonay J.F., Brinkac L.M., Beanan M.J., Dodson R.J., RA Daugherty S.C., Madupu R., Angiuoli S.V., Durkin A.S., Haft D.H., RA Vamathevan J.J., Khouri H., Utterback T.R., Lee C., Dimitrov G., Jiang L., RA Qin H., Weidman J., Tran K., Kang K.H., Hance I.R., Nelson K.E., RA Fraser C.M.; RT "Insights on evolution of virulence and resistance from the complete genome RT analysis of an early methicillin-resistant Staphylococcus aureus strain and RT a biofilm-producing methicillin-resistant Staphylococcus epidermidis RT strain."; RL J. Bacteriol. 187:2426-2438(2005). CC -!- FUNCTION: Key enzyme in folate metabolism. Catalyzes an essential CC reaction for de novo glycine and purine synthesis, and for DNA CC precursor synthesis (By similarity). {ECO:0000250}. CC -!- CATALYTIC ACTIVITY: CC Reaction=(6S)-5,6,7,8-tetrahydrofolate + NADP(+) = 7,8-dihydrofolate + CC H(+) + NADPH; Xref=Rhea:RHEA:15009, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:57451, ChEBI:CHEBI:57453, ChEBI:CHEBI:57783, CC ChEBI:CHEBI:58349; EC=1.5.1.3; Evidence={ECO:0000255|PROSITE- CC ProRule:PRU00660}; CC -!- PATHWAY: Cofactor biosynthesis; tetrahydrofolate biosynthesis; 5,6,7,8- CC tetrahydrofolate from 7,8-dihydrofolate: step 1/1. CC -!- SIMILARITY: Belongs to the dihydrofolate reductase family. CC {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000029; AAW54371.1; -; Genomic_DNA. DR RefSeq; WP_001830952.1; NC_002976.3. DR AlphaFoldDB; Q5HPB1; -. DR SMR; Q5HPB1; -. DR STRING; 176279.SERP1002; -. DR GeneID; 50018758; -. DR KEGG; ser:SERP1002; -. DR eggNOG; COG0262; Bacteria. DR HOGENOM; CLU_043966_5_1_9; -. DR UniPathway; UPA00077; UER00158. DR Proteomes; UP000000531; Chromosome. DR GO; GO:0004146; F:dihydrofolate reductase activity; IEA:UniProtKB-EC. DR GO; GO:0050661; F:NADP binding; IEA:InterPro. DR GO; GO:0006545; P:glycine biosynthetic process; IEA:InterPro. DR GO; GO:0006730; P:one-carbon metabolic process; IEA:UniProtKB-KW. DR GO; GO:0046654; P:tetrahydrofolate biosynthetic process; IEA:UniProtKB-UniPathway. DR CDD; cd00209; DHFR; 1. DR Gene3D; 3.40.430.10; Dihydrofolate Reductase, subunit A; 1. DR InterPro; IPR012259; DHFR. DR InterPro; IPR024072; DHFR-like_dom_sf. DR InterPro; IPR017925; DHFR_CS. DR InterPro; IPR001796; DHFR_dom. DR PANTHER; PTHR48069; DIHYDROFOLATE REDUCTASE; 1. DR PANTHER; PTHR48069:SF3; DIHYDROFOLATE REDUCTASE; 1. DR Pfam; PF00186; DHFR_1; 1. DR PIRSF; PIRSF000194; DHFR; 1. DR PRINTS; PR00070; DHFR. DR SUPFAM; SSF53597; Dihydrofolate reductase-like; 1. DR PROSITE; PS00075; DHFR_1; 1. DR PROSITE; PS51330; DHFR_2; 1. PE 3: Inferred from homology; KW NADP; One-carbon metabolism; Oxidoreductase; Reference proteome. FT CHAIN 1..161 FT /note="Dihydrofolate reductase" FT /id="PRO_0000186415" FT DOMAIN 2..157 FT /note="DHFR" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00660" FT BINDING 6..8 FT /ligand="substrate" FT /evidence="ECO:0000250" FT BINDING 7..8 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250" FT BINDING 15..20 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250" FT BINDING 28 FT /ligand="substrate" FT /evidence="ECO:0000250" FT BINDING 44..47 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250" FT BINDING 58 FT /ligand="substrate" FT /evidence="ECO:0000250" FT BINDING 63..66 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250" FT BINDING 93..98 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250" FT BINDING 112 FT /ligand="substrate" FT /evidence="ECO:0000250" SQ SEQUENCE 161 AA; 18417 MW; CB3167940A387EE0 CRC64; MTLSIIVAHD KQRVIGYQNQ LPWHLPNDLK HVKQLTTGNT LVMGRKTFNS IGKPLPNRRN VVLTNQASFH HEGVDVINSL DEIKELSGHV FIFGGQTLFE AMIDQVDDMY ITVIDGKFQG DTFFPPYTFE NWEVESSVEG QLDEKNTIPH TFLHLVRRKG K //