SMTL ID : 6i8v.1

KtrC with ATP bound

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.99 Å

Oligo State

homo-dimer

Ligands

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.1: 23 residues within 4Å: Chain A: G.9, L.10, G.11, R.12, F.13, D.32, I.33, D.34, K.37, G.51, D.52, S.53, T.54, A.73, I.74, G.75, E.76, K.99, Q.101, E.121 Chain B: E.121 Ligands: CA.2, CA.7 18 PLIP interactions: 18 interactions with chain A Hydrogen bonds: A:L.10, A:R.12, A:F.13, A:I.33, A:K.37, A:K.37, A:D.52, A:D.52, A:S.53, A:G.75, A:E.76, A:Q.101 Water bridges: A:G.11, A:G.14, A:K.99, A:K.99 Salt bridges: A:K.99, A:K.99 ATP.6: 23 residues within 4Å: Chain A: E.121 Chain B: G.9, L.10, G.11, R.12, F.13, D.32, I.33, D.34, K.37, G.51, D.52, S.53, T.54, A.73, I.74, G.75, E.76, K.99, Q.101, E.121 Ligands: CA.2, CA.7 17 PLIP interactions: 17 interactions with chain B Hydrogen bonds: B:L.10, B:R.12, B:F.13, B:I.33, B:K.37, B:K.37, B:D.52, B:S.53, B:G.75, B:E.76, B:Q.101 Water bridges: B:G.11, B:G.14, B:K.99, B:K.99 Salt bridges: B:K.99, B:K.99

4 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: E.121 Chain B: E.121 Ligands: ATP.1, ATP.6, CA.7 4 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:E.121, A:E.121, H2O.3, H2O.6 CA.3: 2 residues within 4Å: Chain A: Q.79, Y.104 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:Y.104 CA.7: 5 residues within 4Å: Chain A: E.121 Chain B: E.121 Ligands: ATP.1, CA.2, ATP.6 4 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:E.121, A:E.121, H2O.3, H2O.6 CA.8: 2 residues within 4Å: Chain B: Q.79, Y.104 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:Y.104

4 x BU1: 1,4-BUTANEDIOL(Non-functional Binders)

BU1.4: 4 residues within 4Å: Chain A: T.54, Q.79, A.80, L.83 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:Q.79 BU1.5: 8 residues within 4Å: Chain A: M.124, R.127, I.128, N.131, L.138, D.139 Chain B: V.118, D.123 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:I.128 Hydrogen bonds: A:N.131, A:L.138, B:D.123 BU1.9: 4 residues within 4Å: Chain B: T.54, Q.79, A.80, L.83 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:Q.79 BU1.10: 8 residues within 4Å: Chain A: V.118, D.123 Chain B: M.124, R.127, I.128, N.131, L.138, D.139 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:I.128 Hydrogen bonds: B:N.131, B:L.138

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rocha, R. et al., Characterization of the molecular properties of KtrC, a second RCK domain that regulates a Ktr channel in Bacillus subtilis. J.Struct.Biol. (2019)

Release Date

2019-10-30

Peptides

Ktr system potassium uptake protein C: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Ktr system potassium uptake protein C