ID   MURB_IDILO              Reviewed;         333 AA.
AC   Q5QY76;
DT   07-MAR-2006, integrated into UniProtKB/Swiss-Prot.
DT   04-JAN-2005, sequence version 1.
DT   25-MAY-2022, entry version 107.
DE   RecName: Full=UDP-N-acetylenolpyruvoylglucosamine reductase {ECO:0000255|HAMAP-Rule:MF_00037};
DE            EC=1.3.1.98 {ECO:0000255|HAMAP-Rule:MF_00037};
DE   AltName: Full=UDP-N-acetylmuramate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_00037};
GN   Name=murB {ECO:0000255|HAMAP-Rule:MF_00037}; OrderedLocusNames=IL2004;
OS   Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Idiomarinaceae; Idiomarina.
OX   NCBI_TaxID=283942;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR;
RX   PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA   Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA   Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA   Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA   Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT   "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT   loihiensis reveals amino acid fermentation as a source of carbon and
RT   energy.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
CC   -!- FUNCTION: Cell wall formation. {ECO:0000255|HAMAP-Rule:MF_00037}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=NADP(+) + UDP-N-acetyl-alpha-D-muramate = H(+) + NADPH + UDP-
CC         N-acetyl-3-O-(1-carboxyvinyl)-alpha-D-glucosamine;
CC         Xref=Rhea:RHEA:12248, ChEBI:CHEBI:15378, ChEBI:CHEBI:57783,
CC         ChEBI:CHEBI:58349, ChEBI:CHEBI:68483, ChEBI:CHEBI:70757; EC=1.3.1.98;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00037};
CC   -!- COFACTOR:
CC       Name=FAD; Xref=ChEBI:CHEBI:57692;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00037};
CC   -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00037}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00037}.
CC   -!- SIMILARITY: Belongs to the MurB family. {ECO:0000255|HAMAP-
CC       Rule:MF_00037}.
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DR   EMBL; AE017340; AAV82836.1; -; Genomic_DNA.
DR   RefSeq; WP_011235232.1; NC_006512.1.
DR   AlphaFoldDB; Q5QY76; -.
DR   SMR; Q5QY76; -.
DR   STRING; 283942.IL2004; -.
DR   EnsemblBacteria; AAV82836; AAV82836; IL2004.
DR   KEGG; ilo:IL2004; -.
DR   eggNOG; COG0812; Bacteria.
DR   HOGENOM; CLU_035304_0_0_6; -.
DR   OMA; MQNIGAY; -.
DR   OrthoDB; 841869at2; -.
DR   UniPathway; UPA00219; -.
DR   Proteomes; UP000001171; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0071949; F:FAD binding; IEA:InterPro.
DR   GO; GO:0008762; F:UDP-N-acetylmuramate dehydrogenase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0007049; P:cell cycle; IEA:UniProtKB-KW.
DR   GO; GO:0051301; P:cell division; IEA:UniProtKB-KW.
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   Gene3D; 3.30.43.10; -; 1.
DR   Gene3D; 3.30.465.10; -; 1.
DR   Gene3D; 3.90.78.10; -; 1.
DR   HAMAP; MF_00037; MurB; 1.
DR   InterPro; IPR016166; FAD-bd_PCMH.
DR   InterPro; IPR036318; FAD-bd_PCMH-like_sf.
DR   InterPro; IPR016167; FAD-bd_PCMH_sub1.
DR   InterPro; IPR016169; FAD-bd_PCMH_sub2.
DR   InterPro; IPR003170; MurB.
DR   InterPro; IPR011601; MurB_C.
DR   InterPro; IPR036635; MurB_C_sf.
DR   InterPro; IPR006094; Oxid_FAD_bind_N.
DR   PANTHER; PTHR21071; PTHR21071; 1.
DR   Pfam; PF01565; FAD_binding_4; 1.
DR   Pfam; PF02873; MurB_C; 1.
DR   SUPFAM; SSF56176; SSF56176; 1.
DR   SUPFAM; SSF56194; SSF56194; 1.
DR   TIGRFAMs; TIGR00179; murB; 1.
DR   PROSITE; PS51387; FAD_PCMH; 1.
PE   3: Inferred from homology;
KW   Cell cycle; Cell division; Cell shape; Cell wall biogenesis/degradation;
KW   Cytoplasm; FAD; Flavoprotein; NADP; Oxidoreductase;
KW   Peptidoglycan synthesis; Reference proteome.
FT   CHAIN           1..333
FT                   /note="UDP-N-acetylenolpyruvoylglucosamine reductase"
FT                   /id="PRO_0000224687"
FT   DOMAIN          12..176
FT                   /note="FAD-binding PCMH-type"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00037"
FT   ACT_SITE        153
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00037"
FT   ACT_SITE        221
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00037"
FT   ACT_SITE        317
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00037"
SQ   SEQUENCE   333 AA;  36876 MW;  C96B840C3868D291 CRC64;
     MIELAERHSF KLPAQCRALI ELKSSDDVEQ LAFEEPYYLL GEGSNTLFVD DFYGTVICNR
     LLGVCIEEQE SSYLITAAAG ENWHNFVADL RARSIDGLEN LALVPGSVGA APVQNVGAYG
     VEVSTFIEQV TAWDIKEKCW VSMNKEACQF AYRDSVFKQH PGRWLITSVV FRLPKDWQPV
     THYAPLNQLQ GHVSAQKIFD TVVEVRQKKL PDPKVIPNAG SFFKNPVINK AQLDGLLQKW
     PDMVYFPVAD NHVKVAAGWL IEHLGLKSAF VGDAAVNPHQ ALVLINKAQA TGSDITQLAL
     KIMKQVADAS GIMLEPEVRL VGQHGLVQLA VEK