5B2S
Crystal structure of the Streptococcus pyogenes Cas9 EQR variant in complex with sgRNA and target DNA (TGAG PAM)
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Guide RNA | polymer | 81 | 26209.6 | 1 | Streptococcus pyogenes | ||
2 | B | CRISPR-associated endonuclease Cas9 | polymer | 1372 | 159005.1 | 1 | UniProt (Q99ZW2) Pfam (PF16593) Pfam (PF16592) Pfam (PF13395) Pfam (PF22702) Pfam (PF16595) In PDB | Streptococcus pyogenes serotype M1 | SpyCas9 |
3 | C | Target DNA | polymer | 28 | 8454.5 | 1 | Streptococcus pyogenes | ||
4 | D | Non-target DNA, DNA (5'-D(*TP*GP*AP*GP*AP*TP*TP*G)-3') | polymer | 8 | 2481.7 | 1 | Streptococcus pyogenes | ||
5 | A, B | POTASSIUM ION | non-polymer | 39.1 | 11 | Chemie (K) | |||
6 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
7 | A, B | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
8 | A | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
9 | water | water | 18.0 | 543 | Chemie (HOH) |
Sequence modifications
B: 1 - 1368 (UniProt: Q99ZW2)
PDB | External Database | Details |
---|---|---|
Gly -3 | - | expression tag |
Ser -2 | - | expression tag |
Gly -1 | - | expression tag |
His 0 | - | expression tag |
Ala 10 | Asp 10 | engineered mutation |
Leu 80 | Cys 80 | engineered mutation |
Glu 574 | Cys 574 | engineered mutation |
Ala 840 | His 840 | engineered mutation |
Glu 1135 | Asp 1135 | engineered mutation |
Gln 1335 | Arg 1335 | engineered mutation |
Arg 1337 | Thr 1337 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 196150.8 | |
Non-Polymers* | Number of molecules | 19 |
Total formula weight | 810.3 | |
All* | Total formula weight | 196961.1 |