Crystal structure of double-domain arginine kinase from Anthopleura japonicas in complex with substrate L-arginine

Structure of a double-domain phosphagen kinase reveals an asymmetric arrangement of the tandem domains.

20mM Tris, 50mM NaCl, 10mM, L-arginine, 200mM Potassium Acetate, 20% PEG3350, pH 7.8, VAPOR DIFFUSION, HANGING DROP

( CHAIN A AND RESID 801:807 ) OR ( CHAIN B AND RESID 1001:1007 )

double domain, tandem domain, phosphagen kinase, Transferase