3G8Q

A cytidine deaminase edits C-to-U in transfer RNAs in archaea

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Predicted RNA-binding protein, contains THUMP domain	polymer	278	30657.9	4	UniProt (Q8TWU6) In PDB	Methanopyrus kandleri
2	A, B, C, D	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	A, B, C, D	SODIUM ION	non-polymer		23.0	7	Chemie (NA)
4		water	water		18.0	189	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	122631.7
Non-Polymers*	Number of molecules	11
	Total formula weight	422.6
All*	Total formula weight	123054.2

*Water molecules are not included.