ID U2FS30_9GAMM Unreviewed; 418 AA.
AC U2FS30;
DT 13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT 13-NOV-2013, sequence version 1.
DT 27-MAR-2024, entry version 35.
DE RecName: Full=Dihydrofolate synthase/folylpolyglutamate synthase {ECO:0000256|ARBA:ARBA00019357};
DE EC=6.3.2.12 {ECO:0000256|ARBA:ARBA00013023};
DE EC=6.3.2.17 {ECO:0000256|ARBA:ARBA00013025};
DE AltName: Full=Folylpoly-gamma-glutamate synthetase-dihydrofolate synthetase {ECO:0000256|ARBA:ARBA00032510};
DE AltName: Full=Folylpolyglutamate synthetase {ECO:0000256|ARBA:ARBA00030048};
DE AltName: Full=Tetrahydrofolylpolyglutamate synthase {ECO:0000256|ARBA:ARBA00030592};
GN Name=folC {ECO:0000313|EMBL:ERJ18864.1};
GN ORFNames=SSPSH_002157 {ECO:0000313|EMBL:ERJ18864.1};
OS Salinisphaera shabanensis E1L3A.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Salinisphaerales;
OC Salinisphaeraceae; Salinisphaera.
OX NCBI_TaxID=1033802 {ECO:0000313|EMBL:ERJ18864.1, ECO:0000313|Proteomes:UP000006242};
RN [1] {ECO:0000313|EMBL:ERJ18864.1, ECO:0000313|Proteomes:UP000006242}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E1L3A {ECO:0000313|EMBL:ERJ18864.1,
RC ECO:0000313|Proteomes:UP000006242};
RX PubMed=21705588; DOI=10.1128/JB.05459-11;
RA Antunes A., Alam I., Bajic V.B., Stingl U.;
RT "Genome sequence of Salinisphaera shabanensis, a gammaproteobacterium from
RT the harsh, variable environment of the brine-seawater interface of the
RT Shaban Deep in the Red Sea.";
RL J. Bacteriol. 193:4555-4556(2011).
RN [2] {ECO:0000313|EMBL:ERJ18864.1, ECO:0000313|Proteomes:UP000006242}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E1L3A {ECO:0000313|EMBL:ERJ18864.1,
RC ECO:0000313|Proteomes:UP000006242};
RX PubMed=24324765;
RA Alam I., Antunes A., Kamau A.A., Ba Alawi W., Kalkatawi M., Stingl U.,
RA Bajic V.B.;
RT "INDIGO - INtegrated Data Warehouse of MIcrobial GenOmes with Examples from
RT the Red Sea Extremophiles.";
RL PLoS ONE 8:E82210-E82210(2013).
CC -!- FUNCTION: Functions in two distinct reactions of the de novo folate
CC biosynthetic pathway. Catalyzes the addition of a glutamate residue to
CC dihydropteroate (7,8-dihydropteroate or H2Pte) to form dihydrofolate
CC (7,8-dihydrofolate monoglutamate or H2Pte-Glu). Also catalyzes
CC successive additions of L-glutamate to tetrahydrofolate or 10-
CC formyltetrahydrofolate or 5,10-methylenetetrahydrofolate, leading to
CC folylpolyglutamate derivatives. {ECO:0000256|ARBA:ARBA00002714}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-5,10-methylenetetrahydrofolyl-(gamma-L-Glu)(n) + ATP + L-
CC glutamate = (6R)-5,10-methylenetetrahydrofolyl-(gamma-L-Glu)(n+1) +
CC ADP + H(+) + phosphate; Xref=Rhea:RHEA:51912, Rhea:RHEA-COMP:13257,
CC Rhea:RHEA-COMP:13258, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:136572,
CC ChEBI:CHEBI:456216; EC=6.3.2.17;
CC Evidence={ECO:0000256|ARBA:ARBA00000809};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6S)-5,6,7,8-tetrahydrofolyl-(gamma-L-Glu)(n) + ATP + L-
CC glutamate = (6S)-5,6,7,8-tetrahydrofolyl-(gamma-L-Glu)(n+1) + ADP +
CC H(+) + phosphate; Xref=Rhea:RHEA:10580, Rhea:RHEA-COMP:14738,
CC Rhea:RHEA-COMP:14740, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:141005,
CC ChEBI:CHEBI:456216; EC=6.3.2.17;
CC Evidence={ECO:0000256|ARBA:ARBA00029332};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=10-formyltetrahydrofolyl-(gamma-L-Glu)(n) + ATP + L-glutamate
CC = 10-formyltetrahydrofolyl-(gamma-L-Glu)(n+1) + ADP + H(+) +
CC phosphate; Xref=Rhea:RHEA:51904, Rhea:RHEA-COMP:13088, Rhea:RHEA-
CC COMP:14300, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:134413, ChEBI:CHEBI:456216;
CC EC=6.3.2.17; Evidence={ECO:0000256|ARBA:ARBA00000058};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=7,8-dihydropteroate + ATP + L-glutamate = 7,8-dihydrofolate +
CC ADP + H(+) + phosphate; Xref=Rhea:RHEA:23584, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17839, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57451, ChEBI:CHEBI:456216;
CC EC=6.3.2.12; Evidence={ECO:0000256|ARBA:ARBA00000104};
CC -!- PATHWAY: Cofactor biosynthesis; tetrahydrofolate biosynthesis; 7,8-
CC dihydrofolate from 2-amino-4-hydroxy-6-hydroxymethyl-7,8-
CC dihydropteridine diphosphate and 4-aminobenzoate: step 2/2.
CC {ECO:0000256|ARBA:ARBA00004799}.
CC -!- PATHWAY: Cofactor biosynthesis; tetrahydrofolylpolyglutamate
CC biosynthesis. {ECO:0000256|ARBA:ARBA00005150}.
CC -!- SIMILARITY: Belongs to the folylpolyglutamate synthase family.
CC {ECO:0000256|PIRNR:PIRNR001563}.
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:ERJ18864.1}.
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DR EMBL; AFNV02000014; ERJ18864.1; -; Genomic_DNA.
DR RefSeq; WP_006912505.1; NZ_AFNV02000014.1.
DR AlphaFoldDB; U2FS30; -.
DR STRING; 1033802.SSPSH_002157; -.
DR eggNOG; COG0285; Bacteria.
DR OrthoDB; 9809356at2; -.
DR UniPathway; UPA00077; UER00157.
DR Proteomes; UP000006242; Unassembled WGS sequence.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0008841; F:dihydrofolate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004326; F:tetrahydrofolylpolyglutamate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0046656; P:folic acid biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0046654; P:tetrahydrofolate biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.90.190.20; Mur ligase, C-terminal domain; 1.
DR Gene3D; 3.40.1190.10; Mur-like, catalytic domain; 1.
DR InterPro; IPR001645; Folylpolyglutamate_synth.
DR InterPro; IPR018109; Folylpolyglutamate_synth_CS.
DR InterPro; IPR036565; Mur-like_cat_sf.
DR InterPro; IPR036615; Mur_ligase_C_dom_sf.
DR InterPro; IPR013221; Mur_ligase_cen.
DR NCBIfam; TIGR01499; folC; 1.
DR PANTHER; PTHR11136:SF0; DIHYDROFOLATE SYNTHETASE-RELATED; 1.
DR PANTHER; PTHR11136; FOLYLPOLYGLUTAMATE SYNTHASE-RELATED; 1.
DR Pfam; PF08245; Mur_ligase_M; 1.
DR PIRSF; PIRSF001563; Folylpolyglu_synth; 1.
DR SUPFAM; SSF53623; MurD-like peptide ligases, catalytic domain; 1.
DR SUPFAM; SSF53244; MurD-like peptide ligases, peptide-binding domain; 1.
DR PROSITE; PS01011; FOLYLPOLYGLU_SYNT_1; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|PIRNR:PIRNR001563};
KW Folate biosynthesis {ECO:0000256|ARBA:ARBA00022909};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|PIRNR:PIRNR001563};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Nucleotide-binding {ECO:0000256|PIRNR:PIRNR001563};
KW Reference proteome {ECO:0000313|Proteomes:UP000006242}.
FT DOMAIN 52..187
FT /note="Mur ligase central"
FT /evidence="ECO:0000259|Pfam:PF08245"
SQ SEQUENCE 418 AA; 44433 MW; D6A66FAC835981EF CRC64;
MSTAAPLEGS VDDWLAWQLT LHASEMELGL DRVAEVARRL GVPSGHGQRV IVAGTNGKGS
CVTLIENLLA EHGRVGTYTS PHLWRYNERF RLDGEPVSDA RLLSAFRAVE AARGDTGLTF
FEYGTLAALW LFDDQAVDFA VLEVGLGGRL DAVNIVDADV ALITNIGLDH IDWLGDDRES
IGHEKAGVMR TERPALCCDR QPPASLIAHA QSIGARLECI GDAFDIEADV DGWRFFRGPH
TRRLHPTSGV LADNLAGALA AVDALTGALP EAQSIEKACC AQARLPGRRE RVDGEVAIIY
DVAHNAEAVA VLADELAEQP AAGCTHIVLG MLADKPVETV VSHLEKVADR FYFAGLDTLG
SRGLAARDLA ARVGVEGGCF DSPAAALAAA CHASQVGDRI VVCGSFLTVA HARRPMPS
//