CATH Classification

Domain Context

CATH Clusters

Superfamily Glucose-6-phosphate isomerase like protein; domain 1
Functional Family Phosphoheptose isomerase

Enzyme Information

5.3.1.28
D-sedoheptulose 7-phosphate isomerase.
based on mapping to UniProt Q9KPY2
D-sedoheptulose 7-phosphate = D-glycero-D-manno-heptose 7-phosphate.
-!- In Gram-negative bacteria the enzyme is involved in biosynthesis of ADP-L-glycero-beta-D-manno-heptose, which is utilized for assembly of the lipopolysaccharide inner core. -!- In Gram-positive bacteria the enzyme is involved in biosynthesis of GDP-D-glycero-alpha-D-manno-heptose, which is required for assembly of S-layer glycoprotein.

UniProtKB Entries (1)

Q9KPY2
GMHA_VIBCH
Vibrio cholerae O1 biovar El Tor str. N16961
Phosphoheptose isomerase

PDB Structure

PDB 1X94
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structures of two putative phosphoheptose isomerases.
Seetharaman, J., Rajashankar, K.R., Solorzano, V., Kniewel, R., Lima, C.D., Bonanno, J.B., Burley, S.K., Swaminathan, S.
Proteins
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