SMTL ID : 6zz6.1

Cryo-EM structure of S.cerevisiae cohesin-Scc2-DNA complex

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

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

ATP.1: 24 residues within 4Å: Chain A: K.12, S.13, N.34, G.35, G.37, K.38, S.39, N.40, R.57, D.63, L.64, I.65, Y.66, R.67, Q.135, Q.294, R.342 Chain B: L.322, Q.326, S.328, G.329, G.330, Q.331 Ligands: MG.2 25 PLIP interactions: 19 interactions with chain A, 6 interactions with chain B Hydrogen bonds: A:S.13, A:G.35, A:G.35, A:G.37, A:K.38, A:S.39, A:S.39, A:N.40, A:I.65, A:R.67, A:R.67, A:R.67, A:Q.135, A:Q.135, A:Q.294, A:R.342, B:Q.326, B:S.328, B:G.329, B:G.330, B:Q.331, B:Q.331 Salt bridges: A:K.38, A:K.38, A:R.57 ATP.3: 25 residues within 4Å: Chain A: K.257, K.260, Y.264, S.266, G.267, E.269 Chain B: K.13, T.14, S.34, N.35, G.36, S.37, G.38, K.39, S.40, N.41, G.64, I.66, H.67, Q.68, Q.149, D.355, Q.356, F.387 Ligands: MG.4 17 PLIP interactions: 14 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:S.34, B:N.35, B:G.36, B:S.37, B:G.38, B:K.39, B:S.40, B:N.41, B:G.64, B:Q.68, B:Q.149, B:Q.356, A:S.266, A:S.266, A:G.267 Salt bridges: B:K.39, B:K.39

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.39, Q.135, D.293 Ligands: ATP.1 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.39 MG.4: 4 residues within 4Å: Chain B: S.40, Q.149, D.355 Ligands: ATP.3 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.40

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Collier, J.E. et al., Transport of DNA within cohesin involves clamping on top of engaged heads by Scc2 and entrapment within the ring by Scc3. Elife (2020)

Release Date

2020-09-30

Peptides

Structural maintenance of chromosomes protein 1,Structural maintenance of chromosomes protein 1,Structural maintenance of chromosomes protein 1: A
Structural maintenance of chromosomes protein 3,Structural maintenance of chromosomes protein 3,Structural maintenance of chromosomes protein 3: B
Sister chromatid cohesion protein 1,Sister chromatid cohesion protein 1,Sister chromatid cohesion protein 1: C
Sister chromatid cohesion protein 2: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Structural maintenance of chromosomes protein 1,Structural maintenance of chromosomes protein 1,Structural maintenance of chromosomes protein 1

Structural maintenance of chromosomes protein 3,Structural maintenance of chromosomes protein 3,Structural maintenance of chromosomes protein 3

Sister chromatid cohesion protein 1,Sister chromatid cohesion protein 1,Sister chromatid cohesion protein 1

Sister chromatid cohesion protein 2