1DZK

Porcine Odorant Binding Protein Complexed with pyrazine (2-isobutyl-3-metoxypyrazine)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ODORANT-BINDING PROTEIN	polymer	157	17721.4	2	UniProt (P81245) Pfam (PF00061) In PDB	SUS SCROFA (PIG)	PIG OBP
2	A, B	2-ISOBUTYL-3-METHOXYPYRAZINE	non-polymer		166.2	2	Chemie (PRZ)
3		water	water		18.0	280	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	35442.8
Non-Polymers*	Number of molecules	2
	Total formula weight	332.4
All*	Total formula weight	35775.3

*Water molecules are not included.