4KL6
Crystal structure of dimeric form of NpuDnaE intein
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, D, C, B) | DNA-directed DNA polymerase,Nucleic acid binding, OB-fold, tRNA/helicase-type | polymer | 137 | 15605.6 | 4 | UniProt (B2J066) UniProt (B2J821) Pfam (PF14579) | Nostoc punctiforme | |
| 2 | E, F, G, H (A, D, C, B) | water | water | 18.0 | 282 | Chemie (HOH) |
Sequence modifications
A, D, C, B: 1 - 95 (UniProt: B2J066)
A, D, C, B: 99 - 134 (UniProt: B2J821)
| PDB | External Database | Details |
|---|---|---|
| Ser -2 | - | expression tag |
| Gly -1 | - | expression tag |
| Gly 0 | - | expression tag |
| Ala 1 | Cys 775 | engineered mutation |
| - | Thr 850 | deletion |
| Asn 96 | - | linker |
| Pro 97 | - | linker |
| Gly 98 | - | linker |
| PDB | External Database | Details |
|---|---|---|
| Ala 134 | Cys 37 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 62422.4 | |
| All* | Total formula weight | 62422.4 |
