SMTL ID : 5jwq.1

Crystal structure of KaiC S431E in complex with foldswitch-stabilized KaiB from Thermosynechococcus elongatus

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.87 Å

Oligo State

hetero-6-6-mer

Ligands

6 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 15 residues within 4Å: Chain A: G.58, T.59, G.60, K.61, T.62, L.63, E.87, F.99, I.248 Chain C: K.233, L.234, R.235, G.236, T.237, T.238 16 PLIP interactions: 11 interactions with chain A, 5 interactions with chain C Hydrogen bonds: A:G.58, A:G.58, A:T.59, A:G.60, A:K.61, A:T.62, A:T.62, A:T.62, A:T.62, A:L.63, A:S.98, C:R.235, C:T.237, C:T.238 Salt bridges: C:K.233, C:K.233 ADP.2: 16 residues within 4Å: Chain C: G.58, T.59, G.60, K.61, T.62, L.63, E.87, N.95, S.98, F.99, I.248 Chain I: K.233, R.235, G.236, T.237, T.238 16 PLIP interactions: 12 interactions with chain C, 4 interactions with chain I Hydrogen bonds: C:T.56, C:G.58, C:T.59, C:G.60, C:K.61, C:T.62, C:T.62, C:L.63, C:N.95, C:S.98, I:K.233, I:K.233, I:G.236 Salt bridges: C:K.61, I:R.235 pi-Stacking: C:F.99 ADP.3: 15 residues within 4Å: Chain E: G.58, T.59, G.60, K.61, T.62, L.63, E.87, F.99, I.248 Chain G: K.233, L.234, R.235, G.236, T.237, T.238 17 PLIP interactions: 5 interactions with chain G, 12 interactions with chain E Hydrogen bonds: G:R.235, G:T.237, G:T.238, E:G.58, E:G.58, E:T.59, E:G.60, E:K.61, E:T.62, E:T.62, E:T.62, E:T.62, E:L.63, E:E.87, E:S.98 Salt bridges: G:K.233, G:K.233 ADP.4: 16 residues within 4Å: Chain A: K.233, R.235, G.236, T.237, T.238 Chain G: G.58, T.59, G.60, K.61, T.62, L.63, E.87, N.95, S.98, F.99, I.248 16 PLIP interactions: 4 interactions with chain A, 12 interactions with chain G Hydrogen bonds: A:K.233, A:K.233, A:G.236, G:T.56, G:G.58, G:T.59, G:G.60, G:K.61, G:T.62, G:T.62, G:L.63, G:N.95, G:S.98 Salt bridges: A:R.235, G:K.61 pi-Stacking: G:F.99 ADP.5: 15 residues within 4Å: Chain I: G.58, T.59, G.60, K.61, T.62, L.63, E.87, F.99, I.248 Chain K: K.233, L.234, R.235, G.236, T.237, T.238 16 PLIP interactions: 11 interactions with chain I, 5 interactions with chain K Hydrogen bonds: I:G.58, I:G.58, I:T.59, I:G.60, I:K.61, I:T.62, I:T.62, I:T.62, I:T.62, I:L.63, I:S.98, K:R.235, K:T.237, K:T.238 Salt bridges: K:K.233, K:K.233 ADP.6: 16 residues within 4Å: Chain E: K.233, R.235, G.236, T.237, T.238 Chain K: G.58, T.59, G.60, K.61, T.62, L.63, E.87, N.95, S.98, F.99, I.248 16 PLIP interactions: 12 interactions with chain K, 4 interactions with chain E Hydrogen bonds: K:T.56, K:G.58, K:T.59, K:G.60, K:K.61, K:T.62, K:T.62, K:L.63, K:N.95, K:S.98, E:K.233, E:K.233, E:G.236 Salt bridges: K:K.61, E:R.235 pi-Stacking: K:F.99

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tseng, R. et al., Structural basis of the day-night transition in a bacterial circadian clock. Science (2017)

Release Date

2017-03-29

Peptides

Circadian clock protein kinase KaiC: ACEGIK
Circadian clock protein KaiB: BDFHJL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

E
A

G
C

I
A

K
C

B
B

D
D

F
B

H
D

J
B

L
D

Circadian clock protein kinase KaiC

Circadian clock protein KaiB