11BA

BINDING OF A SUBSTRATE ANALOGUE TO A DOMAIN SWAPPING PROTEIN IN THE COMPLEX OF BOVINE SEMINAL RIBONUCLEASE WITH URIDYLYL-2',5'-ADENOSINE

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)	PROTEIN (RIBONUCLEASE, SEMINAL)	polymer	124	13632.6	2	UniProt (P00669) GenBank (1438988) Pfam (PF00074)	Bos taurus (cattle)
2	C, E, F (A, B)	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
3	D, G (A, B)	URIDYLYL-2'-5'-PHOSPHO-ADENOSINE	non-polymer		573.4	2	Chemie (UPA)
4	H, I (A, B)	water	water		18.0	108	Chemie (HOH)

Sequence modifications

A, B: 1 - 124 (UniProt: P00669)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27265.3
Non-Polymers*	Number of molecules	5
	Total formula weight	1435.0
All*	Total formula weight	28700.3

*Water molecules are not included.