GLY_STRGN
ID GLY_STRGN Reviewed; 682 AA.
AC Q9AEU2;
DT 14-DEC-2011, integrated into UniProtKB/Swiss-Prot.
DT 01-DEC-2001, sequence version 2.
DT 03-AUG-2022, entry version 51.
DE RecName: Full=Probable glycosyl transferase Gly;
GN Name=gly;
OS Streptococcus gordonii.
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=1302;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=M99;
RX PubMed=12010500; DOI=10.1046/j.1365-2958.2002.02949.x;
RA Bensing B.A., Sullam P.M.;
RT "An accessory sec locus of Streptococcus gordonii is required for export of
RT the surface protein GspB and for normal levels of binding to human
RT platelets.";
RL Mol. Microbiol. 44:1081-1094(2002).
RN [2]
RP FUNCTION, AND DISRUPTION PHENOTYPE.
RC STRAIN=M99;
RX PubMed=15049820; DOI=10.1111/j.1365-2958.2004.03978.x;
RA Takamatsu D., Bensing B.A., Sullam P.M.;
RT "Genes in the accessory sec locus of Streptococcus gordonii have three
RT functionally distinct effects on the expression of the platelet-binding
RT protein GspB.";
RL Mol. Microbiol. 52:189-203(2004).
RN [3]
RP FUNCTION, AND DISRUPTION PHENOTYPE.
RC STRAIN=M99;
RX PubMed=15489421; DOI=10.1128/jb.186.21.7100-7111.2004;
RA Takamatsu D., Bensing B.A., Sullam P.M.;
RT "Four proteins encoded in the gspB-secY2A2 operon of Streptococcus gordonii
RT mediate the intracellular glycosylation of the platelet-binding protein
RT GspB.";
RL J. Bacteriol. 186:7100-7111(2004).
CC -!- FUNCTION: Part of the accessory SecA2/SecY2 system specifically
CC required to export GspB, a serine-rich repeat cell wall protein encoded
CC upstream in the same operon. {ECO:0000269|PubMed:15049820,
CC ECO:0000269|PubMed:15489421}.
CC -!- SUBUNIT: Part of the accessory SecA2/SecY2 protein translocation
CC apparatus required to export cell wall protein GspB.
CC -!- DISRUPTION PHENOTYPE: Alters carbohydrate composition of cell wall
CC protein GspB, about 20% reduction in platelet binding by whole cells.
CC {ECO:0000269|PubMed:15049820, ECO:0000269|PubMed:15489421}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase 8 family. {ECO:0000305}.
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DR EMBL; AY028381; AAK16995.2; -; Genomic_DNA.
DR AlphaFoldDB; Q9AEU2; -.
DR SMR; Q9AEU2; -.
DR CAZy; GT8; Glycosyltransferase Family 8.
DR GO; GO:0016757; F:glycosyltransferase activity; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0000166; F:nucleotide binding; IEA:UniProtKB-KW.
DR Gene3D; 3.90.550.10; -; 1.
DR InterPro; IPR002495; Glyco_trans_8.
DR InterPro; IPR014869; GT-D.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR Pfam; PF01501; Glyco_transf_8; 1.
DR Pfam; PF08759; GT-D; 1.
DR SUPFAM; SSF53448; SSF53448; 1.
DR TIGRFAMs; TIGR03728; glyco_access_1; 1.
PE 3: Inferred from homology;
KW Glycosyltransferase; Manganese; Metal-binding; Nucleotide-binding;
KW Transferase.
FT CHAIN 1..682
FT /note="Probable glycosyl transferase Gly"
FT /id="PRO_0000414594"
FT BINDING 21..26
FT /ligand="UDP"
FT /ligand_id="ChEBI:CHEBI:58223"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
FT BINDING 112..113
FT /ligand="UDP"
FT /ligand_id="ChEBI:CHEBI:58223"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
FT BINDING 112
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
FT BINDING 114
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
FT BINDING 230..236
FT /ligand="UDP"
FT /ligand_id="ChEBI:CHEBI:58223"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
FT BINDING 230
FT /ligand="Mn(2+)"
FT /ligand_id="ChEBI:CHEBI:29035"
FT /evidence="ECO:0000250|UniProtKB:A0A0H2URJ6"
SQ SEQUENCE 682 AA; 77881 MW; E44390DFD2AC8F08 CRC64;
MDKLENKSMA NYDEYRAVVI CASFSDCNQV LTTIKSIVCH NRFIKFYVIN NDFPTEWFVS
MQKKLAKLDC PIVNARVDAS LVSNFKTDIS YTVFLRYFVA DFVEEEQALY LDCDIVVTRD
LSEIFAVDLG SHPLVAVRDL GGEVYFGEQI FNSGVLLINV NYWRENDIAG QLIEMTDNLH
DKVTQDDQSI LNMFFENRWV ELPFPYNCIT LHTTFSDYEP EKGLYPPVIH YLPERKPWKE
YTQSIYREVW WFYQGLDWSD IQEPVGALTQ KMVEGEDDSS LSCLVYTYSC DLLHINYLIQ
ALPSCHFYIA APVVVAEPIT RLLQYPNVSV SSDIAGIPAL LESLEAKSQL LLDINAGDEV
GDIIARFKSS GKPVFAFDST VHGQQGQEVF PADNPEVMVQ AIEKLGLAEP EERQISVLSI
DQSLDYLLEK GASVVRFGDG EMDLIAGRGI PYQEYDPELS ARLREMMAME SNERLMICLS
DVFTGLERYS IDAQNFWKAH LQHHLADYLE ICRAPWYGST FISRPYIDLE DKTPSAGYFA
KLKQLWQDKD LLIVEGLTSR SGVGNDLFDG ARSIKRIICP SRNAYSKLEA IKQAVREHAD
NRLILTMLGP TAKVLVYDLV QEGYRALDIG HIDSEYEWFQ MGASHKIKLS HKHTAEHNFD
QDIEYRDDQA YDSQIVANLA QE