ENZYME entry: EC 2.4.99.16

Accepted Name
Starch synthase (maltosyl-transferring).
Alternative Name(s)
Alpha-1,4-glucan:maltose-1-P maltosyltransferase.
GMPMT.
Reaction catalysed
Alpha-maltose 1-phosphate + ((1->4)-alpha-D-glucosyl)(n) <=> phosphate + ((1->4)-alpha-D-glucosyl)(n+2)
Comment(s)
  • The enzyme from from the bacterium Mycobacterium smegmatis is specific for maltose.
  • It has no activity with alpha-D-glucose.
  • Formerly EC 2.4.1.n5.
Cross-references
BRENDA2.4.99.16
EC2PDB2.4.99.16
ExplorEnz2.4.99.16
PRIAM enzyme-specific profiles2.4.99.16
KEGG Ligand Database for Enzyme Nomenclature2.4.99.16
IUBMB Enzyme Nomenclature2.4.99.16
IntEnz2.4.99.16
MEDLINEFind literature relating to 2.4.99.16
MetaCyc2.4.99.16
UniProtKB/Swiss-Prot
Q9L1K2, GLGE1_STRCO;  Q9KY04, GLGE2_STRCO;  D7BMJ2, GLGE_ARCHD;  
C6A9K7, GLGE_BIFLB;  Q8G784, GLGE_BIFLO;  Q63T93, GLGE_BURPS;  
Q8KAR6, GLGE_CHLTE;  Q8NR39, GLGE_CORGL;  D9Q7U8, GLGE_CORP1;  
B3DYJ8, GLGE_METI4;  P63532, GLGE_MYCBO;  Q9RP48, GLGE_MYCS2;  
P9WQ16, GLGE_MYCTO;  P9WQ17, GLGE_MYCTU;  Q1D651, GLGE_MYXXD;  
Q6L2Z8, GLGE_PICTO;  Q9I1W4, GLGE_PSEAE;  Q2RTZ1, GLGE_RHORT;  
Q3J3M8, GLGE_RHOS4;  Q9JN46, GLGE_RHOSH;  Q2S498, GLGE_SALRD;  
Q8PE50, GLGE_XANCP;  

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