3R0M

Crystal structure of anti-HIV llama VHH antibody A12

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Llama VHH A12	polymer	143	15888.4	2		Lama glama (llam)
2	C, D, E, F, G... (A, B)	SULFATE ION	non-polymer		96.1	6	Chemie (SO4)
3	I, J (A, B)	water	water		18.0	353	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	31776.8
Non-Polymers*	Number of molecules	6
	Total formula weight	576.4
All*	Total formula weight	32353.2

*Water molecules are not included.