3GQA

Crystal Structure of the Bacteriophage phi29 gene product 12 N-terminal fragment in complex with cobalt ions

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Preneck appendage protein	polymer	609	64410.9	1	UniProt (B3VMP8) Pfam (PF12708) UniProt (by SIFTS) (P20345) In PDB	Bacillus phage phi29
2	A	COBALT (II) ION	non-polymer		58.9	2	Chemie (CO)
3	A	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
4		water	water		18.0	220	Chemie (HOH)

Sequence modifications

A: 89 - 691 (UniProt: B3VMP8)

PDB	External Database	Details
His 83	-	expression tag
His 84	-	expression tag
His 85	-	expression tag
His 86	-	expression tag
His 87	-	expression tag
His 88	-	expression tag
Arg 166	Lys 166	SEE REMARK 999
Gln 627	Lys 627	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	64410.9
Non-Polymers*	Number of molecules	3
	Total formula weight	212.8
All*	Total formula weight	64623.8

*Water molecules are not included.