3GQ9

Crystal Structure of the Bacteriophage phi29 gene product 12 N-terminal fragment in an apo form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Preneck appendage protein	polymer	609	64410.9	1	UniProt (B3VMP8) Pfam (PF12708) UniProt (by SIFTS) (P20345)	Bacillus phage phi29
2	B, C (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	D (A)	2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID	non-polymer		207.3	1	Chemie (NHE)
4	E (A)	water	water		18.0	363	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	253.3
All*	Total formula weight	64664.2

*Water molecules are not included.