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Ligands
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J2A (2s,5r,7r,8r,10r,12ar,14r,15r,15as,16r)-7-(2-amino-6-oxo-3,6-dihydro-9h-purin-9-yl)-14-(6-amino-9h-purin-9-yl)-15,16-dihydroxy-2,10-disulfanyloctahydro-2h,10h,12h-5,8-methano-2lambda~5~,10lambda~5~-furo[3,2-L][1,3,6,9,11,2,10]pentaoxadiphosphacyclotetradecine-2,10-dione
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Code : 6EA8   PDBj   RCSB PDB   PDBe
Header : HYDROLASE
Title : Structure of VACV poxin in pre-reactive state with nonhydrolyzable 2'3' cGAMP
Release Data : 2019-02-06
Compound :
mol_id molecule chains
1 Protein B2 A,B,C,D,E,F,G,H,I,J
Source :
mol_id organism_scientific organism_common expression_system
1 Vaccinia virus WR  (taxid:10254) VACV Escherichia coli  (taxid:562)
strain: Western Reserve
gene: VACWR184, B2R
Authors : Eaglesham, J.B., Kranzusch, P.J.
Keywords : Vaccina virus, nuclease, cGAS, cGAMP, poxvirus, innate immunity, HYDROLASE
Exp. method : X-RAY DIFFRACTION ( 2.600 Å )
Citation :

Viral and metazoan poxins are cGAMP-specific nucleases that restrict cGAS-STING signalling.

Eaglesham, J.B.,Pan, Y.,Kupper, T.S.  et al.
(2019)  Nature  566 : 259 - 263

PubMed: 30728498
DOI: 10.1038/s41586-019-0928-6

Chain : A, B, C, D, E, F, G, H, I, J
UniProt : Q01225 (POXIN_VACCW)
Reaction: EC: Evidence:
Physiological Direction:
2',3'-cGAMP + H2O = Gp(2'-5')Ap(3') + H(+) - HAMAP- Rule:MF_04143, PubMed:30728498
left-to-right HAMAP-Rule:MF_04143, PubMed:30728498