3L7F

Structure of IL-13 antibody H2L6, A humanized variant OF C836

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E (L, A, D)	H2L6 LIGHT CHAIN	polymer	214	23487.1	3		Homo sapiens (human)
2	B, D, F (H, B, E)	H2L6 HEAVY CHAIN	polymer	224	24110.3	3		Homo sapiens (human)
3	G, H, I (L, H, D)	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
4	J (D)	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
5	K, L, M, N, O... (L, H, A, B, D...)	water	water		18.0	223	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	142792.3
Non-Polymers*	Number of molecules	4
	Total formula weight	328.3
All*	Total formula weight	143120.6

*Water molecules are not included.