1HIW

TRIMERIC HIV-1 MATRIX PROTEIN

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, Q, R...	HIV-1 MATRIX PROTEIN	polymer	133	15004.0	6	UniProt (P12493) Pfam (PF00540) UniProt (by SIFTS) (P12497) In PDB	Human immunodeficiency virus 1	HIV-1 MA, P17, MATRIX PROTEIN
2	A, B, C, Q, R...	SULFATE ION	non-polymer		96.1	8	Chemie (SO4)
3		water	water		18.0	70	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	90023.7
Non-Polymers*	Number of molecules	8
	Total formula weight	768.5
All*	Total formula weight	90792.3

*Water molecules are not included.