LACB_STAAM
ID LACB_STAAM Reviewed; 171 AA.
AC P65646; Q99S75;
DT 11-OCT-2004, integrated into UniProtKB/Swiss-Prot.
DT 11-OCT-2004, sequence version 1.
DT 25-MAY-2022, entry version 93.
DE RecName: Full=Galactose-6-phosphate isomerase subunit LacB {ECO:0000255|HAMAP-Rule:MF_01556};
DE EC=5.3.1.26 {ECO:0000255|HAMAP-Rule:MF_01556};
GN Name=lacB {ECO:0000255|HAMAP-Rule:MF_01556}; OrderedLocusNames=SAV2194;
OS Staphylococcus aureus (strain Mu50 / ATCC 700699).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC Staphylococcus.
OX NCBI_TaxID=158878;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Mu50 / ATCC 700699;
RX PubMed=11418146; DOI=10.1016/s0140-6736(00)04403-2;
RA Kuroda M., Ohta T., Uchiyama I., Baba T., Yuzawa H., Kobayashi I., Cui L.,
RA Oguchi A., Aoki K., Nagai Y., Lian J.-Q., Ito T., Kanamori M.,
RA Matsumaru H., Maruyama A., Murakami H., Hosoyama A., Mizutani-Ui Y.,
RA Takahashi N.K., Sawano T., Inoue R., Kaito C., Sekimizu K., Hirakawa H.,
RA Kuhara S., Goto S., Yabuzaki J., Kanehisa M., Yamashita A., Oshima K.,
RA Furuya K., Yoshino C., Shiba T., Hattori M., Ogasawara N., Hayashi H.,
RA Hiramatsu K.;
RT "Whole genome sequencing of meticillin-resistant Staphylococcus aureus.";
RL Lancet 357:1225-1240(2001).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=aldehydo-D-galactose 6-phosphate = keto-D-tagatose 6-
CC phosphate; Xref=Rhea:RHEA:13033, ChEBI:CHEBI:58255,
CC ChEBI:CHEBI:134283; EC=5.3.1.26; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01556};
CC -!- PATHWAY: Carbohydrate metabolism; D-galactose 6-phosphate degradation;
CC D-tagatose 6-phosphate from D-galactose 6-phosphate: step 1/1.
CC {ECO:0000255|HAMAP-Rule:MF_01556}.
CC -!- SUBUNIT: Heteromultimeric protein consisting of LacA and LacB.
CC {ECO:0000255|HAMAP-Rule:MF_01556}.
CC -!- SIMILARITY: Belongs to the LacAB/RpiB family. {ECO:0000255|HAMAP-
CC Rule:MF_01556}.
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DR EMBL; BA000017; BAB58356.1; -; Genomic_DNA.
DR RefSeq; WP_000684743.1; NC_002758.2.
DR AlphaFoldDB; P65646; -.
DR SMR; P65646; -.
DR World-2DPAGE; 0002:P65646; -.
DR PaxDb; P65646; -.
DR EnsemblBacteria; BAB58356; BAB58356; SAV2194.
DR KEGG; sav:SAV2194; -.
DR HOGENOM; CLU_091396_2_0_9; -.
DR OMA; ETHHANQ; -.
DR PhylomeDB; P65646; -.
DR UniPathway; UPA00702; UER00714.
DR Proteomes; UP000002481; Chromosome.
DR GO; GO:0050044; F:galactose-6-phosphate isomerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0019388; P:galactose catabolic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0019512; P:lactose catabolic process via tagatose-6-phosphate; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.1400.10; -; 1.
DR HAMAP; MF_01556; LacB; 1.
DR InterPro; IPR004784; LacB.
DR InterPro; IPR003500; RpiB_LacA_LacB.
DR InterPro; IPR036569; RpiB_LacA_LacB_sf.
DR PANTHER; PTHR30345; PTHR30345; 1.
DR Pfam; PF02502; LacAB_rpiB; 1.
DR PIRSF; PIRSF005384; RpiB_LacA_B; 1.
DR SUPFAM; SSF89623; SSF89623; 1.
DR TIGRFAMs; TIGR01119; lacB; 1.
DR TIGRFAMs; TIGR00689; rpiB_lacA_lacB; 1.
PE 3: Inferred from homology;
KW Isomerase; Lactose metabolism.
FT CHAIN 1..171
FT /note="Galactose-6-phosphate isomerase subunit LacB"
FT /id="PRO_0000208140"
SQ SEQUENCE 171 AA; 18925 MW; 10753A1B6D536A13 CRC64;
MKIALGCDHI VTDTKMRVSE FLKSKGHEVI DVGTYDFTRT HYPIFGKKVG EQVVSGNADL
GVCICGTGVG INNAVNKVPG VRSALVRDMT SALYAKEELN ANVIGFGGRI IGELLMCDII
DAFINAEYKA TEENKKLIAK IKHLETSNAD QADPHFFDEF LEKWDRGEYH D