SMTL ID : 8y80.1

Cryo-EM structure of the tetrameric SPARSA gRNA-ssDNA complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 3.38 Å

Oligo State

hetero-4-4-mer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 6 residues within 4Å: Chain B: K.207, N.434, M.473 Chain C: A.1, U.2, U.3 No protein-ligand interaction detected (PLIP) MG.2: 7 residues within 4Å: Chain F: Q.181, K.207, N.434, M.473 Chain G: A.1, U.2, U.3 No protein-ligand interaction detected (PLIP) MG.3: 6 residues within 4Å: Chain J: K.207, N.434, M.473 Chain K: A.1, U.2, U.3 No protein-ligand interaction detected (PLIP) MG.4: 7 residues within 4Å: Chain N: Q.181, K.207, N.434, M.473 Chain O: A.1, U.2, U.3 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cui, N. et al., Tetramerization-dependent activation of the Sir2-associated short prokaryotic Argonaute immune system. Nat Commun (2024)

Release Date

2024-10-16

Peptides

Sir2 superfamily protein: AEIM
Piwi domain protein: BFJN

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

E
E

I
I

M
M

B
B

F
F

J
J

N
N

Sir2 superfamily protein

Piwi domain protein

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