4EN2

HIV-1 Nef in complex with MHC-I cytoplasmic domain and Mu1 adaptin subunit of AP1 adaptor (second domain)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	M, A	AP-1 complex subunit mu-1	polymer	266	30612.1	2	UniProt (P35585) Pfam (PF00928) In PDB	Mus musculus (mouse)	AP-mu chain family member mu1A, Adaptor protein complex AP-1 mu-1 subunit, Adaptor-related protein complex 1 mu-1 subunit, Clathrin assembly protein complex 1 medium chain 1, Clathrin coat assembly protein AP47, Clathrin coat-associated protein AP47, Golgi adaptor HA1/AP1 adaptin mu-1 subunit, Mu-adaptin 1, Mu1A-adaptin
2	B, C	Protein Nef	polymer	206	23399.3	2	UniProt (Q90VU7) Pfam (PF00469) In PDB	Human immunodeficiency virus 1
3	D, E	MHC-I	polymer	28	2748.9	2	Pfam (PF06623) UniProt (by SIFTS) (P04439) In PDB	Homo sapiens
4		water	water		18.0	53	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	113520.7
All*	Total formula weight	113520.7

*Water molecules are not included.