CATH Classification

Domain Context

CATH Clusters

Superfamily Hypothetical protein af1432
Functional Family GTP pyrophosphokinase RelA

Enzyme Information

2.7.6.5
GTP diphosphokinase.
based on mapping to UniProt Q54089
ATP + GTP = AMP + guanosine 3'-diphosphate 5'-triphosphate.
-!- GDP can also act as acceptor.
3.1.7.2
Guanosine-3',5'-bis(diphosphate) 3'-diphosphatase.
based on mapping to UniProt Q54089
Guanosine 3',5'-bis(diphosphate) + H(2)O = guanosine 5'-diphosphate + diphosphate.

UniProtKB Entries (1)

Q54089
RELA_STREQ
Streptococcus dysgalactiae subsp. equisimilis
Bifunctional (p)ppGpp synthase/hydrolase RelA

PDB Structure

PDB 1VJ7
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Conformational antagonism between opposing active sites in a bifunctional RelA/SpoT homolog modulates (p)ppGpp metabolism during the stringent response.
Hogg, T., Mechold, U., Malke, H., Cashel, M., Hilgenfeld, R.
Cell(Cambridge,Mass.)
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