1UM2
Crystal Structure of the Vma1-Derived Endonuclease with the Ligated Extein Segment
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | ENDONUCLEASE PI-SCEI | polymer | 454 | 50963.8 | 2 | UniProt (P17255) Pfam (PF05203) Pfam (PF05204) In PDB | Saccharomyces cerevisiae (baker's yeast) | VMA1-DERIVED ENDONUCLEASE X10SNS |
2 | C, D | 21-mer from Vacuolar ATP synthase catalytic subunit A | polymer | 21 | 2231.4 | 2 | UniProt (P17255) In PDB | Saccharomyces cerevisiae (baker's yeast) | 21-mer from VMA1-DERIVED ENDONUCLEASE X10SNS |
3 | water | water | 18.0 | 153 | Chemie (HOH) |
Sequence modifications
A, B: 284 - 737 (UniProt: P17255)
C, D: 274 - 283 (UniProt: P17255)
C, D: 738 - 747 (UniProt: P17255)
PDB | External Database | Details |
---|---|---|
Ser 284 | Cys 284 | engineered mutation |
Asn 362 | His 362 | engineered mutation |
PDB | External Database | Details |
---|---|---|
Met 273 | - | initiating methionine |
PDB | External Database | Details |
---|---|---|
Ser 738 | Cys 738 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 106390.4 | |
All* | Total formula weight | 106390.4 |