3OWT

Crystal structure of S. cerevisiae RAP1-Sir3 complex

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)	DNA-binding protein RAP1	polymer	157	18221.6	2	UniProt (P11938) Pfam (PF11626)	Saccharomyces cerevisiae (yeast)	SBF-E, Repressor/activator site-binding protein, TUF
2	C (C)	Regulatory protein SIR3	polymer	27	3146.8	1	UniProt (P06701)	Saccharomyces cerevisiae (yeast)	Silent information regulator 3
3	D, E (A, B)	water	water		18.0	100	Chemie (HOH)

Sequence modifications

A, B: 672 - 827 (UniProt: P11938)

PDB	External Database	Details
Ser 671	-	expression tag

C: 456 - 481 (UniProt: P06701)

PDB	External Database	Details
Ser 455	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	39589.9
All*	Total formula weight	39589.9

*Water molecules are not included.