6XLQ

Crystal Structure of the Human BTN3A1 Ectodomain in Complex with the CTX-2026 Fab

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D, G, J (A, D, G, J)	Butyrophilin subfamily 3 member A1	polymer	226	24282.4	4	UniProt (O00481) Pfam (PF07686) Pfam (PF22705)	Homo sapiens (Human)
2	B, E, H, K (B, E, H, K)	CTX-2026 Heavy Chain	polymer	223	23980.0	4		Homo sapiens
3	C, F, I, L (C, F, I, L)	CTX-2026 Light Chain	polymer	212	22912.4	4		Homo sapiens
4	M, N, O, P, Q... (A, B, C, D, F...)	water	water		18.0	27	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	284699.3
All*	Total formula weight	284699.3

*Water molecules are not included.