MG_278_DIMER – GTP pyrophosphokinase

Name
WID	MG_278_DIMER
Name	GTP pyrophosphokinase

Structure
Biosynthesis	[c]: (2) MG_278_MONOMER ⇒ MG_278_DIMER
No. subunits	2
Empirical formula (pH 7.5)	H₁₂₂₆₂C₇₆₇₄N₂₀₀₂O₂₁₆₀S₃₈
Molecular weight (pH 7.5; Da)	168347.57
Extinction coefficient (260 nm, 25C, pH 7.0)	-184440.00
Half life (OD (600 nm) = 0.3, M9 media, 36C; min)	1200.00

Synthesis
Formation process	Process_MacromolecularComplexation
Localization	c

Function
Enzyme	GDP diphosphokinase [c]: ATP + GDP ⇒ AMP + H + PPGPP GTP diphosphokinase [c]: ATP + GTP ⇒ AMP + GDPTP + H
Complex subunit	GTP pyrophosphokinase [c]: (2) MG_278_MONOMER ⇒ MG_278_DIMER

Comments
Comments	Composition Functional dimer [PUB_0338]. Dimerization regulates activity [PUB_0338].
References	Yang X, Ishiguro EE. Dimerization of the RelA protein of Escherichia coli. Biochem Cell Biol 79, 729-36 (2001). WholeCell: PUB_0338, PubMed: 11800013

Metadata
Created	2012-10-01 15:07:39
Last updated	2012-10-01 15:14:11