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ENZYME

ENZYME entry: EC 2.4.1.250

Accepted Name
D-inositol-3-phosphate glycosyltransferase
Alternative Name(s)
mycothiol glycosyltransferase
N-acetylglucosamine-inositol-phosphate N-acetylglucosaminyltransferase
Reaction catalysed
1D-myo-inositol 3-phosphate + UDP-N-acetyl-alpha-D-glucosamine <=> 1D-myo-inositol 2-acetamido-2-deoxy-alpha-D-glucopyranoside 3-phosphate + H(+) + UDP
Comment(s)
  • The enzyme, which belongs to the GT-B fold superfamily, catalyzes the first dedicated reaction in the biosynthesis of mycothiol.
  • The substrate was initially believed to be inositol, but eventually shown to be D-myo-inositol 3-phosphate.
  • A substantial conformational change occurs upon UDP binding, which generates the binding site for D-myo-inositol 3-phosphate.
  • Formerly EC 2.4.1.n3.
Cross-references
BRENDA2.4.1.250
EC2PDB2.4.1.250
ExplorEnz2.4.1.250
PRIAM enzyme-specific profiles2.4.1.250
KEGG Ligand Database for Enzyme Nomenclature2.4.1.250
IUBMB Enzyme Nomenclature2.4.1.250
IntEnz2.4.1.250
MEDLINEFind literature relating to 2.4.1.250
MetaCyc2.4.1.250
Rhea expert-curated reactions2.4.1.250
UniProtKB/Swiss-Prot
C7Q4Y6, MSHA1_CATADC7QKE8, MSHA2_CATADA0LQY9, MSHA_ACIC1
C6WPK3, MSHA_ACTMDA0JZ09, MSHA_ARTS2D5UJ42, MSHA_CELFN
C3PK12, MSHA_CORA7Q6NJL3, MSHA_CORDIQ8FSH1, MSHA_COREF
A4QB40, MSHA_CORGBQ8NTA6, MSHA_CORGLQ4JSW2, MSHA_CORJK
C4LLD6, MSHA_CORK4B1VEI4, MSHA_CORU7Q0RS49, MSHA_FRAAA
Q2JFV0, MSHA_FRACCA8LDJ8, MSHA_FRASND2S4K7, MSHA_GEOOG
D0L476, MSHA_GORB4C7R101, MSHA_JONDDA6W6D9, MSHA_KINRD
D2Q1C4, MSHA_KRIFDA0QLK5, MSHA_MYCA1B1MHQ0, MSHA_MYCA9
P64708, MSHA_MYCBOA1KFW0, MSHA_MYCBPC1AKG4, MSHA_MYCBT
A4T324, MSHA_MYCGIB8ZT88, MSHA_MYCLBP54138, MSHA_MYCLE
B2HQV2, MSHA_MYCMMQ73SU4, MSHA_MYCPAA0QQZ8, MSHA_MYCS2
A3PU84, MSHA_MYCSJA1UAM8, MSHA_MYCSKQ1BEA6, MSHA_MYCSS
A5TZL4, MSHA_MYCTAA5WJJ8, MSHA_MYCTFC6DT68, MSHA_MYCTK
P9WMY6, MSHA_MYCTOP9WMY7, MSHA_MYCTUA0PVZ1, MSHA_MYCUA
A1T3B5, MSHA_MYCVPC8XA09, MSHA_NAKMYD7AW65, MSHA_NOCDD
Q5YP47, MSHA_NOCFAA1SP12, MSHA_NOCSJA1R8N8, MSHA_PAEAT
B8HCF8, MSHA_PSECPC0ZUT0, MSHA_RHOE4Q0SF06, MSHA_RHOJR
C1AZ64, MSHA_RHOOBA4FQ08, MSHA_SACENC7MSY6, MSHA_SACVD
A8LZG1, MSHA_SALAIA4X1R6, MSHA_SALTOD1BD84, MSHA_SANKS
D6Z995, MSHA_SEGRDD3Q051, MSHA_STANLQ82G92, MSHA_STRAW
D7C367, MSHA_STRBBQ9FCG5, MSHA_STRCOB1VS68, MSHA_STRGG
D2B9F4, MSHA_STRRDC9ZH13, MSHA_STRSWD6Y4U7, MSHA_THEBD
D1A4Q3, MSHA_THECDQ47KS6, MSHA_THEFYD5USX8, MSHA_TSUPD
D1BZ82, MSHA_XYLCX

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All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.4.1.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.4.-.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.-.-.-