9C20
The Sialidase NanJ in complex with Neu5,9Ac
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | exo-alpha-sialidase | polymer | 451 | 50273.2 | 1 | UniProt (A0A0H2YT71) Pfam (PF13088) | Clostridium perfringens ATCC 13124 | |
| 2 | B (A) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 3 | C (A) | 9-O-acetyl-5-acetamido-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulopyranosonic acid | non-polymer | 351.3 | 1 | Chemie (5N6) | |||
| 4 | D (A) | water | water | 18.0 | 208 | Chemie (HOH) |
Sequence modifications
A: 357 - 804 (UniProt: A0A0H2YT71)
| PDB | External Database | Details |
|---|---|---|
| Ser 354 | - | expression tag |
| His 355 | - | expression tag |
| Met 356 | - | expression tag |
| Lys 481 | Arg 501 | engineered mutation |
| Glu 514 | Gln 534 | engineered mutation |
| Asn 560 | Lys 580 | engineered mutation |
| Gly 597 | Asp 617 | engineered mutation |
| Val 600 | Ile 620 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 50273.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 413.4 | |
| All* | Total formula weight | 50686.6 |
