2WC9

Crystal structure of the g2p (large terminase) nuclease domain from the bacteriophage SPP1 with bound Mn

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	TERMINASE LARGE SUBUNIT	polymer	212	24296.6	1	UniProt (P54308) Pfam (PF17288) In PDB	BACILLUS PHAGE SPP1 (BACTERIOPHAGE SPP1)	G2P
2	A	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
3	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
4		water	water		18.0	24	Chemie (HOH)

Sequence modifications

A: 232 - 422 (UniProt: P54308)

PDB	External Database	Details
Mse 211	-	expression tag
Gly 212	-	expression tag
Ser 213	-	expression tag
Ser 214	-	expression tag
His 215	-	expression tag
His 216	-	expression tag
His 217	-	expression tag
His 218	-	expression tag
His 219	-	expression tag
His 220	-	expression tag
Ser 221	-	expression tag
Ser 222	-	expression tag
Gly 223	-	expression tag
Leu 224	-	expression tag
Val 225	-	expression tag
Pro 226	-	expression tag
Arg 227	-	expression tag
Gly 228	-	expression tag
Ser 229	-	expression tag
His 230	-	expression tag
Mse 231	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	24296.6
Non-Polymers*	Number of molecules	3
	Total formula weight	205.9
All*	Total formula weight	24502.6

*Water molecules are not included.