7BH2

Cryo-EM Structure of KdpFABC in E2Pi state with BeF3 and K+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Potassium-transporting ATPase potassium-binding subunit	polymer	557	59247.7	1	UniProt (P03959) Pfam (PF03814) In PDB	Escherichia coli K-12	ATP phosphohydrolase [potassium-transporting] A chain,Potassium-binding and translocating subunit A,Potassium-translocating ATPase A chain
2	B	Potassium-transporting ATPase ATP-binding subunit	polymer	682	72251.9	1	UniProt (P03960) Pfam (PF00122) Pfam (PF00702) In PDB	Escherichia coli K-12	ATP phosphohydrolase [potassium-transporting] B chain,Potassium-binding and translocating subunit B,Potassium-translocating ATPase B chain
3	C	Potassium-transporting ATPase KdpC subunit	polymer	208	22299.2	1	UniProt (P03961) Pfam (PF02669) In PDB	Escherichia coli K-12	ATP phosphohydrolase [potassium-transporting] C chain,Potassium-binding and translocating subunit C,Potassium-translocating ATPase C chain
4	D	Potassium-transporting ATPase KdpF subunit	polymer	29	3071.7	1	UniProt (P36937) Pfam (PF09604) In PDB	Escherichia coli K-12	ATP phosphohydrolase [potassium-transporting] F chain,Potassium-binding and translocating subunit F,Potassium-translocating ATPase F chain
5	A	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
6	B	(2R)-3-(((2-aminoethoxy)(hydroxy)phosphoryl)oxy)-2-(palmitoyloxy)propyl (E)-octadec-9-enoate	non-polymer		718.0	1	Chemie (9Y0)
7	B	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
8	B	BERYLLIUM TRIFLUORIDE ION	non-polymer		66.0	1	Chemie (BEF)
9		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A: 1 - 557 (UniProt: P03959)

PDB	External Database	Details
Arg 116	Gln 116	engineered mutation

B: 1 - 682 (UniProt: P03960)

PDB	External Database	Details
Ala 162	Ser 162	engineered mutation

C: 1 - 190 (UniProt: P03961)

PDB	External Database	Details
Gly 191	-	expression tag
Thr 192	-	expression tag
Gly 193	-	expression tag
Leu 194	-	expression tag
Val 195	-	expression tag
Pro 196	-	expression tag
Arg 197	-	expression tag
Gly 198	-	expression tag
Ser 199	-	expression tag
Ser 200	-	expression tag
His 201	-	expression tag
His 202	-	expression tag
His 203	-	expression tag
His 204	-	expression tag
His 205	-	expression tag
His 206	-	expression tag
His 207	-	expression tag
His 208	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	156870.5
Non-Polymers*	Number of molecules	5
	Total formula weight	886.5
All*	Total formula weight	157757.0

*Water molecules are not included.