SMTL ID : 6o70.1

Crystal structure of Csm6 H132A mutant in complex with cA4 by cocrystallization of cA4 and Csm6 H132A mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

2 x ACK: 2',3'- cyclic AMP(Non-covalent)

ACK.1: 11 residues within 4Å: Chain A: E.339, K.342, I.343, L.362, L.366, F.368, N.379, H.383, L.386, E.387, A.388 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:E.339, A:E.387, A:A.388 Water bridges: A:N.379 pi-Stacking: A:F.368, A:F.368, A:H.383 ACK.3: 11 residues within 4Å: Chain B: E.339, K.342, I.343, L.362, L.366, F.368, N.379, H.383, L.386, E.387, A.388 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:E.387, B:E.387, B:A.388 Water bridges: B:K.342, B:N.379, B:H.383 Salt bridges: B:K.342 pi-Stacking: B:F.368, B:F.368, B:H.383

2 x LQJ: 3'-O-[(R)-{[(2S,3aS,4S,6S,6aS)-6-(6-amino-9H-purin-9-yl)-2-hydroxy-2-oxotetrahydro-2H-2lambda~5~-furo[3,4-d][1,3,2]dioxaphosphol-4-yl]methoxy}(hydroxy)phosphoryl]adenosine(Non-covalent)

LQJ.2: 21 residues within 4Å: Chain A: G.11, D.12, W.16, T.53, I.54, F.96, H.98, A.134, L.136, N.137 Chain B: W.16, K.17, T.19, Y.21, P.31, T.133, A.134, S.167, P.169, F.170 Ligands: LQJ.4 10 PLIP interactions: 3 interactions with chain A, 7 interactions with chain B Hydrogen bonds: A:G.11, A:D.12, A:N.137, B:K.17, B:K.17, B:T.19, B:Y.21, B:F.170 Water bridges: B:N.166 pi-Stacking: B:F.170 LQJ.4: 22 residues within 4Å: Chain A: W.16, K.17, T.19, Y.21, P.31, T.133, A.134, S.167, P.169, F.170 Chain B: G.11, D.12, R.15, W.16, T.53, I.54, F.96, A.134, G.135, L.136, N.137 Ligands: LQJ.2 13 PLIP interactions: 6 interactions with chain A, 7 interactions with chain B Hydrogen bonds: A:K.17, A:K.17, A:Y.21, A:F.170, A:F.170, B:G.11, B:D.12, B:R.15, B:W.16, B:T.53, B:T.53, B:N.137 pi-Stacking: A:F.170

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jia, N. et al., CRISPR-Cas III-A Csm6 CARF Domain Is a Ring Nuclease Triggering Stepwise cA4Cleavage with ApA>p Formation Terminating RNase Activity. Mol.Cell (2019)

Release Date

2019-07-31

Peptides

Csm6: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Csm6

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