4Y59

Crystal structure of ALiS1-Streptavidin 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, C, D	Streptavidin	polymer	121	12764.8	4	UniProt (P22629) Pfam (PF01382) In PDB	Streptomyces avidinii
2	A, B, C, D	2-[3-(trifluoromethyl)phenyl]furo[3,2-c]pyridin-4(5H)-one	non-polymer		279.2	4	Chemie (T21)
3		water	water		18.0	411	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	51059.3
Non-Polymers*	Number of molecules	4
	Total formula weight	1116.9
All*	Total formula weight	52176.2

*Water molecules are not included.