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Structure of PDB 2hms Chain D

Receptor sequence

>2hmsD (length=134) Species: 1423 (Bacillus subtilis)

KQFAVIGLGRFGGSIVKELHRMGHEVLAVDINEEKVNAYASYATHAVIAN
ATEENELLSLGIRNFEYVIVAIGANIQASTLTTLLLKELDIPNIWVKAQN
YYHHKVLEKIGADRIIHPEKDMGVKIAQSLSDEN

3D structure

• PDB: 2hms The RCK Domain of the KtrAB K(+) Transporter: Multiple Conformations of an Octameric Ring.
• Chain: D
• Resolution: 2.7 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	NAI	D	G13 G15 R16 D36 I37 N56 I78 A80 Q105	G7 G9 R10 D30 I31 N50 I72 A74 Q99

Gene Ontology

Biological Process

• GO:0006813 potassium ion transport

External links

• PDB: RCSB:2hms, PDBe:2hms, PDBj:2hms
• PDBsum: 2hms
• PubMed: 16990138
• UniProt: O32080|KTRA_BACSU Ktr system potassium uptake protein A (Gene Name=ktrA)

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