ID   A0A5P5ZH93_9LACO        Unreviewed;       461 AA.
AC   A0A5P5ZH93;
DT   22-APR-2020, integrated into UniProtKB/TrEMBL.
DT   22-APR-2020, sequence version 1.
DT   03-MAY-2023, entry version 12.
DE   RecName: Full=Bifunctional protein GlmU {ECO:0000256|HAMAP-Rule:MF_01631};
DE   Includes:
DE     RecName: Full=UDP-N-acetylglucosamine pyrophosphorylase {ECO:0000256|HAMAP-Rule:MF_01631};
DE              EC=2.7.7.23 {ECO:0000256|HAMAP-Rule:MF_01631};
DE     AltName: Full=N-acetylglucosamine-1-phosphate uridyltransferase {ECO:0000256|HAMAP-Rule:MF_01631};
DE   Includes:
DE     RecName: Full=Glucosamine-1-phosphate N-acetyltransferase {ECO:0000256|HAMAP-Rule:MF_01631};
DE              EC=2.3.1.157 {ECO:0000256|HAMAP-Rule:MF_01631};
GN   Name=glmU {ECO:0000256|HAMAP-Rule:MF_01631,
GN   ECO:0000313|EMBL:QFG50779.1};
GN   ORFNames=LA749_01510 {ECO:0000313|EMBL:QFG50779.1};
OS   Lactobacillus acetotolerans.
OC   Bacteria; Bacillota; Bacilli; Lactobacillales; Lactobacillaceae;
OC   Lactobacillus.
OX   NCBI_TaxID=1600 {ECO:0000313|EMBL:QFG50779.1, ECO:0000313|Proteomes:UP000325393};
RN   [1] {ECO:0000313|EMBL:QFG50779.1, ECO:0000313|Proteomes:UP000325393}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LA749 {ECO:0000313|EMBL:QFG50779.1,
RC   ECO:0000313|Proteomes:UP000325393};
RA   Kim K.;
RT   "Genome sequencing of Lactobacillus acetotolerans.";
RL   Submitted (SEP-2019) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the last two sequential reactions in the de novo
CC       biosynthetic pathway for UDP-N-acetylglucosamine (UDP-GlcNAc). The C-
CC       terminal domain catalyzes the transfer of acetyl group from acetyl
CC       coenzyme A to glucosamine-1-phosphate (GlcN-1-P) to produce N-
CC       acetylglucosamine-1-phosphate (GlcNAc-1-P), which is converted into
CC       UDP-GlcNAc by the transfer of uridine 5-monophosphate (from uridine 5-
CC       triphosphate), a reaction catalyzed by the N-terminal domain.
CC       {ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H(+) + N-acetyl-alpha-D-glucosamine 1-phosphate + UTP =
CC         diphosphate + UDP-N-acetyl-alpha-D-glucosamine; Xref=Rhea:RHEA:13509,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:33019, ChEBI:CHEBI:46398,
CC         ChEBI:CHEBI:57705, ChEBI:CHEBI:57776; EC=2.7.7.23;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01631};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=acetyl-CoA + alpha-D-glucosamine 1-phosphate = CoA + H(+) + N-
CC         acetyl-alpha-D-glucosamine 1-phosphate; Xref=Rhea:RHEA:13725,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:57287, ChEBI:CHEBI:57288,
CC         ChEBI:CHEBI:57776, ChEBI:CHEBI:58516; EC=2.3.1.157;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01631};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01631};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|HAMAP-Rule:MF_01631};
CC   -!- PATHWAY: Bacterial outer membrane biogenesis; LPS lipid A biosynthesis.
CC       {ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- PATHWAY: Nucleotide-sugar biosynthesis; UDP-N-acetyl-alpha-D-
CC       glucosamine biosynthesis; N-acetyl-alpha-D-glucosamine 1-phosphate from
CC       alpha-D-glucosamine 6-phosphate (route II): step 2/2.
CC       {ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- PATHWAY: Nucleotide-sugar biosynthesis; UDP-N-acetyl-alpha-D-
CC       glucosamine biosynthesis; UDP-N-acetyl-alpha-D-glucosamine from N-
CC       acetyl-alpha-D-glucosamine 1-phosphate: step 1/1. {ECO:0000256|HAMAP-
CC       Rule:MF_01631}.
CC   -!- SUBUNIT: Homotrimer. {ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC       ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- SIMILARITY: In the C-terminal section; belongs to the transferase
CC       hexapeptide repeat family. {ECO:0000256|ARBA:ARBA00007707,
CC       ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- SIMILARITY: In the N-terminal section; belongs to the N-
CC       acetylglucosamine-1-phosphate uridyltransferase family.
CC       {ECO:0000256|ARBA:ARBA00007947, ECO:0000256|HAMAP-Rule:MF_01631}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_01631}.
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DR   EMBL; CP044496; QFG50779.1; -; Genomic_DNA.
DR   RefSeq; WP_056970803.1; NZ_CP044496.1.
DR   AlphaFoldDB; A0A5P5ZH93; -.
DR   UniPathway; UPA00113; UER00532.
DR   UniPathway; UPA00973; -.
DR   Proteomes; UP000325393; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0019134; F:glucosamine-1-phosphate N-acetyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0003977; F:UDP-N-acetylglucosamine diphosphorylase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000902; P:cell morphogenesis; IEA:UniProtKB-UniRule.
DR   GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR   GO; GO:0009245; P:lipid A biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0008360; P:regulation of cell shape; IEA:UniProtKB-KW.
DR   GO; GO:0006048; P:UDP-N-acetylglucosamine biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd02540; GT2_GlmU_N_bac; 1.
DR   CDD; cd03353; LbH_GlmU_C; 1.
DR   Gene3D; 2.160.10.10; Hexapeptide repeat proteins; 1.
DR   HAMAP; MF_01631; GlmU; 1.
DR   InterPro; IPR005882; Bifunctional_GlmU.
DR   InterPro; IPR038009; GlmU_C_LbH.
DR   InterPro; IPR001451; Hexapep.
DR   InterPro; IPR018357; Hexapep_transf_CS.
DR   InterPro; IPR005835; NTP_transferase_dom.
DR   InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR   InterPro; IPR011004; Trimer_LpxA-like_sf.
DR   PANTHER; PTHR43584:SF3; BIFUNCTIONAL PROTEIN GLMU; 1.
DR   PANTHER; PTHR43584; NUCLEOTIDYL TRANSFERASE; 1.
DR   Pfam; PF00132; Hexapep; 1.
DR   Pfam; PF00483; NTP_transferase; 1.
DR   SUPFAM; SSF53448; Nucleotide-diphospho-sugar transferases; 1.
DR   SUPFAM; SSF51161; Trimeric LpxA-like enzymes; 1.
DR   TIGRFAMs; TIGR01173; glmU; 1.
DR   PROSITE; PS00101; HEXAPEP_TRANSFERASES; 1.
PE   3: Inferred from homology;
KW   Acyltransferase {ECO:0000256|ARBA:ARBA00023315, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Cell shape {ECO:0000256|ARBA:ARBA00022960, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Cell wall biogenesis/degradation {ECO:0000256|ARBA:ARBA00023316,
KW   ECO:0000256|HAMAP-Rule:MF_01631};
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01631};
KW   Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01631};
KW   Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Peptidoglycan synthesis {ECO:0000256|ARBA:ARBA00022984, ECO:0000256|HAMAP-
KW   Rule:MF_01631};
KW   Repeat {ECO:0000256|ARBA:ARBA00022737, ECO:0000256|HAMAP-Rule:MF_01631};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_01631}.
FT   DOMAIN          6..219
FT                   /note="Nucleotidyl transferase"
FT                   /evidence="ECO:0000259|Pfam:PF00483"
FT   REGION          1..229
FT                   /note="Pyrophosphorylase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          230..250
FT                   /note="Linker"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          251..461
FT                   /note="N-acetyltransferase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   ACT_SITE        362
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         8..11
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         22
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         72
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         77..78
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         102
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         139
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         154
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         169
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         227
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         227
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         332
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         350
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         365
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         376
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         385..386
FT                   /ligand="acetyl-CoA"
FT                   /ligand_id="ChEBI:CHEBI:57288"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         422
FT                   /ligand="acetyl-CoA"
FT                   /ligand_id="ChEBI:CHEBI:57288"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         439
FT                   /ligand="acetyl-CoA"
FT                   /ligand_id="ChEBI:CHEBI:57288"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
SQ   SEQUENCE   461 AA;  50176 MW;  B726C0D440FA255C CRC64;
     MKKFVVILAA GKGTRMKSKL YKVLHKVCGK TMVEHVVDAA QGVKPDKIIT VVGSGAGKVE
     KVLSGKSEFA FQEKQLGTGD AVLTTKDILG DKDGATLVIT GDTPLFTTET FQNLFAYHAK
     KGNAATVLTA EAPDPYGYGR IIRDEQGNVL RIVEQKDGKP EELEIKEINT GVFCFDNKKL
     FEALKHVDND NAQGEYYLTD VLEILRNKGE RVGAYKMPDF SESLGVNDRI ALAQATKIMQ
     KRINRNHMCD GVSFVDPTTA YIDSDVKIGN DTVIEGNVVI EGNTEIGSDC HITSGSRIVD
     SKIGNNVTIT SSTLQEAEMD DDTDIGPNSH LRPNAVIRKG AHVGNFVEIK NSEIGENTKV
     GHLTYVGDAT LGKDINVGCG TIFSNYDGVK KFHTNVGDHS FVGAGVTLIA PINVADHSFI
     AADSTITKNV GKYDMAIARG RQTNKPDYWH KLPLSHDKDW Q
//