SMTL ID : 6qpw.1

Structural basis of cohesin ring opening

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: S.40, Q.177 Ligands: AGS.2 No protein-ligand interaction detected (PLIP) MG.3: 3 residues within 4Å: Chain C: S.40, Q.149 Ligands: AGS.4 No protein-ligand interaction detected (PLIP)

2 x AGS: PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER(Covalent)

AGS.2: 23 residues within 4Å: Chain A: K.13, S.14, P.34, N.35, G.36, S.37, G.38, K.39, S.40, N.41, D.64, I.66, Y.67, R.68, Q.177 Chain C: Q.430, L.431, S.432, G.433, G.434 Chain D: E.300, R.348 Ligands: MG.1 17 PLIP interactions: 4 interactions with chain C, 12 interactions with chain A, 1 interactions with chain D Hydrogen bonds: C:S.432, C:S.432, C:G.433, C:G.434, A:N.35, A:G.36, A:S.37, A:K.39, A:K.39, A:S.40, A:N.41, A:N.41, A:I.66, A:R.68, A:R.68, D:R.348 Salt bridges: A:K.39 AGS.4: 23 residues within 4Å: Chain C: K.13, T.14, S.34, N.35, G.36, S.37, G.38, K.39, S.40, N.41, Q.63, G.64, I.66, Q.68, Q.149, K.510 Chain D: K.263, H.270, S.272, G.273, G.274, E.275 Ligands: MG.3 12 PLIP interactions: 12 interactions with chain C Hydrogen bonds: C:N.35, C:G.36, C:G.36, C:S.37, C:G.38, C:K.39, C:K.39, C:S.40, C:N.41, C:G.64, C:Q.68 Salt bridges: C:K.39

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Muir, K.W. et al., The structure of the cohesin ATPase elucidates the mechanism of SMC-kleisin ring opening. Nat.Struct.Mol.Biol. (2020)

Release Date

2020-02-05

Peptides

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

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
E

Structural maintenance of chromosomes protein,Structural maintenance of chromosomes protein

Sister chromatid cohesion protein 1

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

Sister chromatid cohesion protein 1,Structural maintenance of chromosomes protein