3BCN
Crystal structure of a papain-like cysteine protease Ervatamin-A complexed with irreversible inhibitor E-64
Replaces: 2PSCEntity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Ervatamin-A | polymer | 209 | 22853.1 | 2 | UniProt (A5YVK8) Pfam (PF00112) | Tabernaemontana divaricata | papain-like cysteine protease |
| 2 | C, E (A, B) | N-[N-[1-HYDROXYCARBOXYETHYL-CARBONYL]LEUCYLAMINO-BUTYL]-GUANIDINE | non-polymer | 360.4 | 2 | Chemie (E64) | |||
| 3 | D (A) | BETA-MERCAPTOETHANOL | non-polymer | 78.1 | 1 | Chemie (BME) | |||
| 4 | F, G (A, B) | water | water | 18.0 | 40 | Chemie (HOH) |
Sequence modifications
A, B: 12 - 195 (UniProt: A5YVK8)
| PDB | External Database | Details |
|---|---|---|
| Leu 1 | - | SEE REMARK 999 |
| Pro 2 | - | SEE REMARK 999 |
| Glu 3 | - | SEE REMARK 999 |
| His 4 | - | SEE REMARK 999 |
| Val 5 | - | SEE REMARK 999 |
| Asp 6 | - | SEE REMARK 999 |
| Trp 7 | - | SEE REMARK 999 |
| Arg 8 | - | SEE REMARK 999 |
| Ala 9 | - | SEE REMARK 999 |
| Lys 10 | - | SEE REMARK 999 |
| Gly 11 | - | SEE REMARK 999 |
| Gly 144 | Ser 133 | SEE REMARK 999 |
| Cys 196 | - | SEE REMARK 999 |
| Gly 197 | - | SEE REMARK 999 |
| Ile 198 | - | SEE REMARK 999 |
| Ala 199 | - | SEE REMARK 999 |
| Arg 200 | - | SEE REMARK 999 |
| Leu 201 | - | SEE REMARK 999 |
| Pro 202 | - | SEE REMARK 999 |
| Phe 203 | - | SEE REMARK 999 |
| Tyr 204 | - | SEE REMARK 999 |
| Pro 205 | - | SEE REMARK 999 |
| Thr 206 | - | SEE REMARK 999 |
| Lys 207 | - | SEE REMARK 999 |
| Ala 208 | - | SEE REMARK 999 |
| Unk 209 | - | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 45706.3 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 799.0 | |
| All* | Total formula weight | 46505.3 |
