7X1J

Cryo-EM structure of human BTR1 in the outward-facing state in the presence of NH4Cl.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	Isoform 1 of Solute carrier family 4 member 11	polymer	891	99684.4	2	UniProt (Q8NBS3) Pfam (PF00955) In PDB	Homo sapiens (human)	Sodium borate cotransporter 1,NaBC1,Solute carrier family 4 member 11,isoform B
2	B, A	[(2R)-1-octadecanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phospho ryl]oxy-propan-2-yl] (8Z)-icosa-5,8,11,14-tetraenoate	non-polymer		1047.1	2	Chemie (PT5)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	199368.9
Non-Polymers*	Number of molecules	2
	Total formula weight	2094.2
All*	Total formula weight	201463.1

*Water molecules are not included.