1VWI

STREPTAVIDIN-CYCLO-[5-S-VALERAMIDE-HPQGPPC]K-NH2, PH 1.5, I222 COMPLEX

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, D	STREPTAVIDIN	polymer	123	12965.0	2	UniProt (P22629) Pfam (PF01382) In PDB	Streptomyces avidinii
2	M, P	PEPTIDE LIGAND CONTAINING HPQ	polymer	9	863.0	2
3	M, P	PENTANOIC ACID	non-polymer		102.1	2	Chemie (LEA)
4		water	water		18.0	146	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	27656.1
Non-Polymers*	Number of molecules	2
	Total formula weight	204.3
All*	Total formula weight	27860.3

*Water molecules are not included.