SMTL ID : 5zyf.1 (2 other biounits)

Crystal structure of Streptococcus pyogenes type II-A Cas2

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.76 Å

Oligo State

homo-dimer

Ligands

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: R.23, R.27 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.27, A:R.27 Salt bridges: A:R.23, A:R.27 SO4.7: 5 residues within 4Å: Chain B: R.23, Y.26, R.27, R.30, F.43 3 PLIP interactions: 3 interactions with chain B Salt bridges: B:R.23, B:R.27, B:R.30

7 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 5 residues within 4Å: Chain A: N.56, L.75, L.76, T.77 Chain B: R.85 5 PLIP interactions: 1 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:R.85, A:N.56, A:N.56, A:T.77, A:T.77 EDO.3: 1 residues within 4Å: Chain A: R.27 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.27 EDO.4: 1 residues within 4Å: Chain A: R.85 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.85 EDO.5: 3 residues within 4Å: Chain A: T.79, K.81, Q.82 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Water bridges: A:T.79, A:Q.82, A:Q.82, B:Q.82 EDO.6: 7 residues within 4Å: Chain A: Q.42, F.43, Y.88, H.90 Chain B: P.16, K.70, N.72 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:H.90, B:N.72 EDO.8: 2 residues within 4Å: Chain B: N.52, N.53 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.53 EDO.9: 7 residues within 4Å: Chain A: D.14 Chain B: F.13, D.14, M.15, Y.26, F.43, S.44 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:M.15, B:M.15, B:F.43, A:D.14

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ka, D. et al., Molecular organization of the type II-A CRISPR adaptation module and its interaction with Cas9 via Csn2. Nucleic Acids Res. (2018)

Release Date

2018-08-15

Peptides

CRISPR-associated endoribonuclease Cas2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

CRISPR-associated endoribonuclease Cas2

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