1QGK

STRUCTURE OF IMPORTIN BETA BOUND TO THE IBB DOMAIN OF IMPORTIN ALPHA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	PROTEIN (IMPORTIN BETA SUBUNIT)	polymer	876	97323.9	1	UniProt (Q14974) Pfam (PF03810) Pfam (PF00514) In PDB	Homo sapiens (human)	KARYOPHERIN BETA-1, NUCLEAR FACTOR P97, IMPORTIN B
2	B	PROTEIN (IMPORTIN ALPHA-2 SUBUNIT)	polymer	44	5383.3	1	UniProt (P52292) Pfam (PF01749) In PDB		IMPORTIN ALPHA-2 SUBUNIT, KARYOPHERIN ALPHA-2 SUBUNIT, SRP1-ALPHA
3		water	water		18.0	44	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	102707.3
All*	Total formula weight	102707.3

*Water molecules are not included.