7FE2
Crystal structure of the mutant E494Q of GH92 alpha-1,2-mannosidase from Enterococcus faecalis ATCC 10100 in complex with alpha-1,2-mannobiose
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 | Alpha-1,2-mannosidase | polymer | 721 | 82733.1 | 4 | UniProt (A0A6N0WQ22) Pfam (PF17678) Pfam (PF07971) UniProt (by SIFTS) (Q832K9) In PDB | Enterococcus faecalis ATCC 10100 (Streptococcus faecalis) | |
2 | E, F, G, H | alpha-D-mannopyranose-(1-2)-beta-D-mannopyranose | branched | 342.3 | 4 | In PDB GlyTouCan (G09507TI) | |||
3 | C, A, D, B | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
4 | C, A, D, B | SODIUM ION | non-polymer | 23.0 | 4 | Chemie (NA) | |||
5 | B, C, A, D | 1,2-ETHANEDIOL | non-polymer | 62.1 | 26 | Chemie (EDO) | |||
6 | A, B | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
7 | water | water | 18.0 | 1773 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 713 (UniProt: A0A6N0WQ22)
PDB | External Database | Details |
---|---|---|
Gln 494 | Glu 494 | engineered mutation |
Leu 714 | - | expression tag |
Glu 715 | - | expression tag |
His 716 | - | expression tag |
His 717 | - | expression tag |
His 718 | - | expression tag |
His 719 | - | expression tag |
His 720 | - | expression tag |
His 721 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 330932.3 | |
Branched | Number of molecules | 4 |
Total formula weight | 1369.2 | |
Non-Polymers* | Number of molecules | 36 |
Total formula weight | 1984.1 | |
All* | Total formula weight | 334285.6 |