ID   A0A8G0ZX31_9RHOB        Unreviewed;       450 AA.
AC   A0A8G0ZX31;
DT   19-JAN-2022, integrated into UniProtKB/TrEMBL.
DT   19-JAN-2022, sequence version 1.
DT   03-AUG-2022, entry version 3.
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:QYZ71015.1};
GN   ORFNames=JO391_05755 {ECO:0000313|EMBL:QYZ71015.1};
OS   Rhodobacter sp. N10.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Rhodobacteraceae; Rhodobacter.
OX   NCBI_TaxID=2807096 {ECO:0000313|EMBL:QYZ71015.1};
RN   [1] {ECO:0000313|EMBL:QYZ71015.1}
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=N10 {ECO:0000313|EMBL:QYZ71015.1};
RA   Muramatsu S., Haruta S., Hirose S., Hanada S.;
RT   "Rhodobacter shimadae sp. nov., an aerobic anoxygenic phototrophic
RT   bacterium isolated from a hot spring.";
RL   Submitted (FEB-2021) 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}.
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DR   EMBL; CP069370; QYZ71015.1; -; Genomic_DNA.
DR   UniPathway; UPA00113; UER00532.
DR   UniPathway; UPA00973; -.
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: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:InterPro.
DR   CDD; cd03353; LbH_GlmU_C; 1.
DR   Gene3D; 3.90.550.10; -; 1.
DR   HAMAP; MF_01631; GlmU; 1.
DR   InterPro; IPR005882; Bifunctional_GlmU.
DR   InterPro; IPR038009; GlmU_C_LbH.
DR   InterPro; IPR001451; Hexapep.
DR   InterPro; IPR025877; MobA-like_NTP_Trfase.
DR   InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR   InterPro; IPR011004; Trimer_LpxA-like_sf.
DR   Pfam; PF00132; Hexapep; 2.
DR   Pfam; PF12804; NTP_transf_3; 1.
DR   SUPFAM; SSF51161; SSF51161; 1.
DR   SUPFAM; SSF53448; SSF53448; 1.
DR   TIGRFAMs; TIGR01173; glmU; 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..135
FT                   /note="NTP_transf_3"
FT                   /evidence="ECO:0000259|Pfam:PF12804"
FT   REGION          1..228
FT                   /note="Pyrophosphorylase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          8..11
FT                   /note="UDP-GlcNAc binding"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          80..81
FT                   /note="UDP-GlcNAc binding"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          103..105
FT                   /note="UDP-GlcNAc binding"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          229..249
FT                   /note="Linker"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          250..450
FT                   /note="N-acetyltransferase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   REGION          368..369
FT                   /note="Acetyl-CoA binding"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   ACT_SITE        345
FT                   /note="Proton acceptor"
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         75
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         105
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         140
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         226
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         226
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         315
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         333
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         348
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         359
FT                   /ligand="UDP-N-acetyl-alpha-D-glucosamine"
FT                   /ligand_id="ChEBI:CHEBI:57705"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         362
FT                   /ligand="acetyl-CoA"
FT                   /ligand_id="ChEBI:CHEBI:57288"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         387
FT                   /ligand="acetyl-CoA"
FT                   /ligand_id="ChEBI:CHEBI:57288"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01631"
FT   BINDING         405
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"
SQ   SEQUENCE   450 AA;  47877 MW;  5726BEEE58F7F04C CRC64;
     MSVSFVILAA GQGTRMNSDL PKVLHKVAAA PLLHHAMCAG RALEPSRIVV VVGHGGQEVA
     KSALAFDEAA EIVIQEEQRG TGHAVAQAAP ALATAEGEVI VLYGDTPFIR PETLQAMLEA
     RSQHAVVVLG FTARDPGRYG RLIMEGDRLT RIVEWKDATE NERSVTLCNS GVVCASARML
     FELVSEISNA NASGEYYLPD IVEIARRRGL SAGVVTCREE ETLGVNTRAQ LAEAEAQFQA
     RARSEALENG VTLTAPETVF FAMDTVIGRD AIIGPYVHFG MGVTIESGAE VKAFCHLEGC
     HISRGADVGP FARLRPGAEL AEHVHVGNFV EIKNTILDEG VKVGHLTYLG DAHVGEHTNI
     GAGTVTCNYD GVMKNRTEIG AHAFIGSDTM LVAPVSVGAR AMTASGSVIT YDVPPEALAF
     GRARQEVKPG LAVRILEKLR AIKAQKTGIN
//