6gtf

Electron Microscopy
3.63Å resolution

Transient state structure of CRISPR-Cpf1 (Cas12a) I5 conformation

Released:

Function and Biology Details

Reactions catalysed:
Endonucleolytic cleavage to 5'-phosphodinucleotide and 5'-phosphooligonucleotide end-products
RNA = a 5'-hydroxy-ribonucleotide + n nucleoside-2',3'-cyclophosphates
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-106192 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
1 distinct RNA molecule
Macromolecules (4 distinct):
CRISPR-associated endonuclease Cas12a Chain: A
Molecule details ›
Chain: A
Length: 1329 amino acids
Theoretical weight: 155.64 KDa
Source organism: Francisella tularensis subsp. novicida U112
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: A0Q7Q2 (Residues: 1-1300; Coverage: 100%)
Gene names: FTN_1397, cas12a, cpf1
Sequence domains:
DNA (5'-D(P*AP*TP*GP*AP*CP*TP*TP*CP*TP*CP*TP*AP*AP*CP*AP*AP*GP*CP*TP*CP*G)-3') Chain: C
Molecule details ›
Chain: C
Length: 55 nucleotides
Theoretical weight: 16.9 KDa
Source organism: Francisella tularensis subsp. novicida U112
Expression system: Not provided
DNA (5'-D(P*CP*GP*AP*GP*CP*TP*CP*GP*TP*TP*AP*GP*AP*GP*AP*A)-3') Chain: D
Molecule details ›
Chain: D
Length: 55 nucleotides
Theoretical weight: 16.99 KDa
Source organism: Francisella tularensis subsp. novicida U112
Expression system: Not provided
RNA (29-MER) Chain: B
Molecule details ›
Chain: B
Length: 43 nucleotides
Theoretical weight: 13.75 KDa
Source organism: Francisella tularensis subsp. novicida U112
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.63Å
Relevant EMDB volumes: EMD-0064
Expression systems:
  • Escherichia coli BL21
  • Not provided