7N9L

KirBac3.1 C71S C262S

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Inward rectifier potassium channel Kirbac3.1	polymer	301	33750.6	1	UniProt (D9N164) Pfam (PF07885) Pfam (PF17655) In PDB	Magnetospirillum magnetotacticum (Aquaspirillum magnetotacticum)
2	A	1,2-DIOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE	non-polymer		787.1	4	Chemie (PCW)
3	A	trimethylamine oxide	non-polymer		75.1	1	Chemie (TMO)
4	A	POTASSIUM ION	non-polymer		39.1	9	Chemie (K)
5		water	water		18.0	87	Chemie (HOH)

Sequence modifications

A: 1 - 295 (UniProt: D9N164)

PDB	External Database	Details
Ser 71	Cys 71	engineered mutation
Ser 262	Cys 262	engineered mutation
His 296	-	expression tag
His 297	-	expression tag
His 298	-	expression tag
His 299	-	expression tag
His 300	-	expression tag
His 301	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33750.6
Non-Polymers*	Number of molecules	14
	Total formula weight	3575.5
All*	Total formula weight	37326.1

*Water molecules are not included.