7DC9

The structure of the Arabidopsis thaliana guanosine deaminase mutant E82Q complex with guanosine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Guanosine deaminase	polymer	161	17522.0	2	UniProt (Q94BU8) Pfam (PF00383) In PDB	Arabidopsis thaliana (Mouse-ear cress)	tRNA-specific adenosine deaminase TAD4,AtTAD4
2	A, D	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	A, D	GUANOSINE	non-polymer		283.2	2	Chemie (GMP)
4		water	water		18.0	211	Chemie (HOH)

Sequence modifications

A, D: 29 - 185 (UniProt: Q94BU8)

PDB	External Database	Details
Gly 25	-	expression tag
Pro 26	-	expression tag
His 27	-	expression tag
Met 28	-	expression tag
Gln 82	Glu 82	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	35044.1
Non-Polymers*	Number of molecules	4
	Total formula weight	697.3
All*	Total formula weight	35741.4

*Water molecules are not included.