GAL1_AERHH
ID GAL1_AERHH Reviewed; 382 AA.
AC A0KQH8;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 12-DEC-2006, sequence version 1.
DT 03-AUG-2022, entry version 92.
DE RecName: Full=Galactokinase {ECO:0000255|HAMAP-Rule:MF_00246};
DE EC=2.7.1.6 {ECO:0000255|HAMAP-Rule:MF_00246};
DE AltName: Full=Galactose kinase {ECO:0000255|HAMAP-Rule:MF_00246};
GN Name=galK {ECO:0000255|HAMAP-Rule:MF_00246}; OrderedLocusNames=AHA_4105;
OS Aeromonas hydrophila subsp. hydrophila (strain ATCC 7966 / DSM 30187 / BCRC
OS 13018 / CCUG 14551 / JCM 1027 / KCTC 2358 / NCIMB 9240 / NCTC 8049).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Aeromonadales;
OC Aeromonadaceae; Aeromonas.
OX NCBI_TaxID=380703;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 7966 / DSM 30187 / BCRC 13018 / CCUG 14551 / JCM 1027 / KCTC
RC 2358 / NCIMB 9240 / NCTC 8049;
RX PubMed=16980456; DOI=10.1128/jb.00621-06;
RA Seshadri R., Joseph S.W., Chopra A.K., Sha J., Shaw J., Graf J., Haft D.H.,
RA Wu M., Ren Q., Rosovitz M.J., Madupu R., Tallon L., Kim M., Jin S.,
RA Vuong H., Stine O.C., Ali A., Horneman A.J., Heidelberg J.F.;
RT "Genome sequence of Aeromonas hydrophila ATCC 7966T: jack of all trades.";
RL J. Bacteriol. 188:8272-8282(2006).
CC -!- FUNCTION: Catalyzes the transfer of the gamma-phosphate of ATP to D-
CC galactose to form alpha-D-galactose-1-phosphate (Gal-1-P).
CC {ECO:0000255|HAMAP-Rule:MF_00246}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=alpha-D-galactose + ATP = ADP + alpha-D-galactose 1-phosphate
CC + H(+); Xref=Rhea:RHEA:13553, ChEBI:CHEBI:15378, ChEBI:CHEBI:28061,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:58336, ChEBI:CHEBI:456216; EC=2.7.1.6;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00246};
CC -!- PATHWAY: Carbohydrate metabolism; galactose metabolism.
CC {ECO:0000255|HAMAP-Rule:MF_00246}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00246}.
CC -!- SIMILARITY: Belongs to the GHMP kinase family. GalK subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_00246}.
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DR EMBL; CP000462; ABK38843.1; -; Genomic_DNA.
DR RefSeq; WP_011707767.1; NC_008570.1.
DR RefSeq; YP_858529.1; NC_008570.1.
DR AlphaFoldDB; A0KQH8; -.
DR SMR; A0KQH8; -.
DR STRING; 380703.AHA_4105; -.
DR EnsemblBacteria; ABK38843; ABK38843; AHA_4105.
DR KEGG; aha:AHA_4105; -.
DR PATRIC; fig|380703.7.peg.4062; -.
DR eggNOG; COG0153; Bacteria.
DR HOGENOM; CLU_017814_2_1_6; -.
DR OMA; PVCYNLR; -.
DR UniPathway; UPA00214; -.
DR Proteomes; UP000000756; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004335; F:galactokinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006012; P:galactose metabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.30.230.10; -; 1.
DR Gene3D; 3.30.70.890; -; 1.
DR HAMAP; MF_00246; Galactokinase; 1.
DR InterPro; IPR000705; Galactokinase.
DR InterPro; IPR022963; Galactokinase_bac.
DR InterPro; IPR019741; Galactokinase_CS.
DR InterPro; IPR019539; GalKase_N.
DR InterPro; IPR013750; GHMP_kinase_C_dom.
DR InterPro; IPR036554; GHMP_kinase_C_sf.
DR InterPro; IPR006204; GHMP_kinase_N_dom.
DR InterPro; IPR006203; GHMP_knse_ATP-bd_CS.
DR InterPro; IPR006206; Mevalonate/galactokinase.
DR InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR InterPro; IPR014721; Ribosomal_S5_D2-typ_fold_subgr.
DR PANTHER; PTHR10457:SF6; PTHR10457:SF6; 1.
DR Pfam; PF10509; GalKase_gal_bdg; 1.
DR Pfam; PF08544; GHMP_kinases_C; 1.
DR Pfam; PF00288; GHMP_kinases_N; 1.
DR PIRSF; PIRSF000530; Galactokinase; 1.
DR PRINTS; PR00473; GALCTOKINASE.
DR SUPFAM; SSF54211; SSF54211; 1.
DR SUPFAM; SSF55060; SSF55060; 1.
DR TIGRFAMs; TIGR00131; gal_kin; 1.
DR PROSITE; PS00106; GALACTOKINASE; 1.
DR PROSITE; PS00627; GHMP_KINASES_ATP; 1.
PE 3: Inferred from homology;
KW ATP-binding; Carbohydrate metabolism; Cytoplasm; Galactose metabolism;
KW Kinase; Magnesium; Metal-binding; Nucleotide-binding; Reference proteome;
KW Transferase.
FT CHAIN 1..382
FT /note="Galactokinase"
FT /id="PRO_1000005744"
FT ACT_SITE 174
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT BINDING 34..37
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT BINDING 124..130
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT BINDING 130
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT BINDING 162
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT BINDING 223
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
FT SITE 28
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00246"
SQ SEQUENCE 382 AA; 41000 MW; 4C8FD2F30D15219E CRC64;
MTPSQRVSAV FAEQFEQQPD LLVRAPGRVN LIGEHTDYND GFVLPCAIDY ETCVAIGLRD
DSLVHVIAAD YGNQRDLFDL DQPIGHHADQ RWSDYIRGVV KYLQERGYPL RGLNLVVSGN
VPQGAGLSSS ASLEVAIGQA FKEALGLAIT QAEIALNGQQ AENQFVGCNC GIMDQMISAS
GKQDHALLLD CRSLETRLIP MPTDLAVLIV NSNVRRGLVD SEYNTRRQQC EAAARHYGVK
ALRDLDLAAL EAGKAGLDEV CYRRARHVVG DNSRTLAAAD ALAQGDLVRL GELMADSHAA
MRDDFEITVP AIDGLVEIIK ARIGTEGGVR MTGGGFGGCV VALLHPDKVA EVIAAVDAEY
PARFGLKADS YVCRASAGAG KL