3SUC

Crystal structure of the pre-mature bacteriophage phi29 gene product 12

Replaces:  3GQN

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	772	82406.3	1	UniProt (B3VMP8) Pfam (PF12708) Pfam (PF11962) UniProt (by SIFTS) (P20345) In PDB	Bacillus phage phi29
2	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
3	A	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	A	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	1	Chemie (ATP)
5		water	water		18.0	73	Chemie (HOH)

Sequence modifications

A: 89 - 854 (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	variant
Gln 627	Lys 627	variant
Gln 695	Glu 695	engineered mutation
Gly 701	Asp 701	variant
Ser 817	Gly 817	variant

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	82406.3
Non-Polymers*	Number of molecules	4
	Total formula weight	595.9
All*	Total formula weight	83002.2

*Water molecules are not included.