8U4C

Cryo-EM structure of long form insulin receptor (IR-B) with four IGF2 bound, symmetric conformation.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Insulin receptor	polymer	1382	156518.3	2	UniProt (P06213) Pfam (PF01030) Pfam (PF00757) Pfam (PF00041) Pfam (PF17870) Pfam (PF07714) In PDB	Homo sapiens (human)
2	C, D, E, F	Insulin-like growth factor II	polymer	180	20170.4	4	UniProt (P01344) Pfam (PF00049) Pfam (PF08365) In PDB	Homo sapiens (human)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	393718.2
All*	Total formula weight	393718.2

*Water molecules are not included.