3KDP

Crystal structure of the sodium-potassium pump

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Sodium/potassium-transporting ATPase subunit alpha-1	polymer	998	110320.7	2	UniProt (P05024) Pfam (PF00690) Pfam (PF00122) Pfam (PF13246) Pfam (PF00702) Pfam (PF00689) In PDB	Sus scrofa (Pig)	Sodium pump subunit alpha-1, Na(+)/K(+) ATPase alpha-1 subunit
2	B, D	Sodium/potassium-transporting ATPase subunit beta-1	polymer	286	33104.9	2	UniProt (P05027) Pfam (PF00287) In PDB	Sus scrofa (Pig)	Sodium/potassium-dependent ATPase subunit beta-1
3	G, H	Na+/K+ ATPase gamma subunit transcript variant a	polymer	27	2951.6	2	UniProt (Q58K79) Pfam (PF02038) In PDB	Sus scrofa (Pig)
4	A, C	TETRAFLUOROMAGNESATE(2-)	non-polymer		100.3	2	Chemie (MF4)
5	A, C	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
6	A, C	RUBIDIUM ION	non-polymer		85.5	6	Chemie (RB)
7	B, D	CHOLESTEROL	non-polymer		386.7	2	Chemie (CLR)

Sequence modifications

B, D: 18 - 303 (UniProt: P05027)

PDB	External Database	Details
Ser 151	Phe 151	SEE REMARK 999

G, H: 23 - 49 (UniProt: Q58K79)

PDB	External Database	Details
Leu 45	Ile 45	CONFLICT

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	292754.4
Non-Polymers*	Number of molecules	12
	Total formula weight	1535.3
All*	Total formula weight	294289.7

*Water molecules are not included.