PIMC_MYCTA
ID PIMC_MYCTA Reviewed; 381 AA.
AC A5U3B9; Q7D807; Q9RLP4;
DT 18-MAY-2010, integrated into UniProtKB/Swiss-Prot.
DT 10-JUL-2007, sequence version 1.
DT 03-AUG-2022, entry version 76.
DE RecName: Full=GDP-mannose-dependent alpha-(1-6)-phosphatidylinositol dimannoside mannosyltransferase;
DE EC=2.4.1.-;
DE AltName: Full=Alpha-D-mannose-alpha-(1-6)-phosphatidylmyo-inositol-mannosyltransferase;
DE AltName: Full=Guanosine diphosphomannose-phosphatidyl-inositol alpha-mannosyltransferase;
DE AltName: Full=Phosphatidylinositol alpha-mannosyltransferase;
DE Short=PI alpha-mannosyltransferase;
GN Name=pimC; OrderedLocusNames=MRA_1768.2; ORFNames=MRA_1768B;
OS Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra).
OC Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC Mycobacterium; Mycobacterium tuberculosis complex.
OX NCBI_TaxID=419947;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND IDENTIFICATION.
RX PubMed=10531227; DOI=10.1128/iai.67.11.5768-5774.1999;
RA Brosch R., Philipp W., Stavropoulos E., Colston M.J., Cole S.T.,
RA Gordon S.V.;
RT "Genomic analysis reveals variation between Mycobacterium tuberculosis
RT H37Rv and the attenuated M. tuberculosis H37Ra.";
RL Infect. Immun. 67:5768-5774(1999).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 25177 / H37Ra;
RX PubMed=18584054; DOI=10.1371/journal.pone.0002375;
RA Zheng H., Lu L., Wang B., Pu S., Zhang X., Zhu G., Shi W., Zhang L.,
RA Wang H., Wang S., Zhao G., Zhang Y.;
RT "Genetic basis of virulence attenuation revealed by comparative genomic
RT analysis of Mycobacterium tuberculosis strain H37Ra versus H37Rv.";
RL PLoS ONE 3:E2375-E2375(2008).
CC -!- FUNCTION: Catalyzes the addition of a mannose residue from GDP-D-
CC mannose to the position 6 of the alpha-1,6-linked mannose residue of
CC the triacyl phosphatidylinositol dimannoside (Ac3PIM2) to generate
CC triacyl phosphatidylinositol trimannoside (Ac3PIM3). {ECO:0000250}.
CC -!- PATHWAY: Phospholipid metabolism; phosphatidylinositol metabolism.
CC -!- SIMILARITY: Belongs to the glycosyltransferase group 1 family.
CC Glycosyltransferase 4 subfamily. {ECO:0000305}.
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DR EMBL; AJ242907; CAB60070.1; -; Genomic_DNA.
DR EMBL; CP000611; ABQ73519.1; -; Genomic_DNA.
DR RefSeq; WP_003899004.1; NC_009525.1.
DR AlphaFoldDB; A5U3B9; -.
DR SMR; A5U3B9; -.
DR STRING; 419947.MRA_1768B; -.
DR CAZy; GT4; Glycosyltransferase Family 4.
DR EnsemblBacteria; ABQ73519; ABQ73519; MRA_1768B.
DR GeneID; 45425730; -.
DR KEGG; mra:MRA_1768B; -.
DR eggNOG; COG0438; Bacteria.
DR HOGENOM; CLU_009583_10_1_11; -.
DR OMA; VVCTTEF; -.
DR UniPathway; UPA00949; -.
DR Proteomes; UP000001988; Chromosome.
DR GO; GO:0033164; F:glycolipid 1,6-alpha-mannosyltransferase activity; ISS:UniProtKB.
DR GO; GO:0043750; F:phosphatidylinositol alpha-mannosyltransferase activity; ISS:UniProtKB.
DR GO; GO:0009247; P:glycolipid biosynthetic process; ISS:UniProtKB.
DR GO; GO:0046488; P:phosphatidylinositol metabolic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0008654; P:phospholipid biosynthetic process; IEA:UniProtKB-KW.
DR InterPro; IPR001296; Glyco_trans_1.
DR InterPro; IPR028098; Glyco_trans_4-like_N.
DR Pfam; PF13579; Glyco_trans_4_4; 1.
DR Pfam; PF00534; Glycos_transf_1; 1.
PE 3: Inferred from homology;
KW Glycosyltransferase; Lipid biosynthesis; Lipid metabolism;
KW Phospholipid biosynthesis; Phospholipid metabolism; Transferase.
FT CHAIN 1..381
FT /note="GDP-mannose-dependent alpha-(1-6)-
FT phosphatidylinositol dimannoside mannosyltransferase"
FT /id="PRO_0000393737"
FT BINDING 16
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 207
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 211..212
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 283..287
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT BINDING 291
FT /ligand="substrate"
FT /evidence="ECO:0000250"
FT SITE 283
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000250"
SQ SEQUENCE 381 AA; 41289 MW; 58205FC1AE8AE5EE CRC64;
MRVVQVANFY GPRSGGLRTA VDRLGAEYCA SGHEVFLIVP GARTERHLLR TGVVRITLPA
KHIPYTGGYR AVMPGAVRTV LETLRPDALE VSDRLTLRSL GRWGREHGVT TVMISHERLD
RFAGQLLPRR AAQKFADFAN ARTAANYDTV VCTTGFAREE FDRIGATNTV TVPLGVDLKT
FHPRRRCARV RQHWATPTQI LLVHCGRLSV EKHADRSIDA LAALCDAGVD ARLVIAGEGP
LRARLERKAT GLPIDFTGFI SDRHAVAGLL ASADVALAPG PHETFGLAAL ESLACGTPAV
VSRTSALTEI ITADSGACAD NRPEAIAHAV RTIVSRPERH RRRCARRRAE IFTWQRAAAS
MLATLGAMAV STRCGDTQDT A