7FTK

Crystal Structure of apo human cyclic GMP-AMP synthase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cyclic GMP-AMP synthase	polymer	362	42404.9	2	UniProt (Q8N884) Pfam (PF03281) Pfam (PF20266) In PDB	Homo sapiens (human)	cGAMP synthase,cGAS,h-cGAS,2'3'-cGAMP synthase,Mab-21 domain-containing protein 1
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3		water	water		18.0	20	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	84809.8
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	84940.6

*Water molecules are not included.