4WQQ
Structure of EPNH mutant of CEL-I
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 | Lectin CEL-I, N-acetyl-D-galactosamine-specific C-type | polymer | 141 | 16129.4 | 4 | UniProt (Q7M462) Pfam (PF00059) In PDB | Cucumaria echinata (Sea cucumber) | |
2 | A, B, C, D | CALCIUM ION | non-polymer | 40.1 | 12 | Chemie (CA) | |||
3 | A, B, C, D | alpha-D-mannopyranose | non-polymer | 180.2 | 4 | Chemie (MAN) | |||
4 | water | water | 18.0 | 758 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 140 (UniProt: Q7M462)
PDB | External Database | Details |
---|---|---|
Met 0 | - | expression tag |
Glu 101 | Gln 101 | engineered mutation |
Asn 103 | Asp 103 | engineered mutation |
His 105 | Trp 105 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 64517.6 | |
Non-Polymers* | Number of molecules | 16 |
Total formula weight | 1201.6 | |
All* | Total formula weight | 65719.1 |