1TIY

X-RAY STRUCTURE OF GUANINE DEAMINASE FROM BACILLUS SUBTILIS NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET SR160

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Guanine deaminase	polymer	164	18339.3	2	UniProt (O34598) Pfam (PF00383)	Bacillus subtilis	Guanase, Guanine aminase, Guanine aminohydrolase, GAH, GDEase
2	C, D (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	E, F (A, B)	water	water		18.0	64	Chemie (HOH)

Sequence modifications

A, B: 1 - 156 (UniProt: O34598)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 85	Met 85	modified residue
Leu 157	-	expression tag
Glu 158	-	expression tag
His 159	-	expression tag
His 160	-	expression tag
His 161	-	expression tag
His 162	-	expression tag
His 163	-	expression tag
His 164	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	36678.7
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	36809.5

*Water molecules are not included.