2DSU
Binding of chitin-like polysaccharide to protective signalling factor: Crystal structure of the complex formed between signalling protein from sheep (SPS-40) with a tetrasaccharide at 2.2 A resolution
Replaces: 2AO8Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Chitinase-3-like protein 1 | polymer | 361 | 40612.8 | 1 | UniProt (Q6TMG6) Pfam (PF00704) In PDB | Ovis aries (sheep) | SPS-40, Signal-processing protein, Secretory glyoprotein of 40 kDa |
2 | B | alpha-D-mannopyranose-(1-4)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 748.7 | 1 | In PDB GlyTouCan (G23782GU) | |||
3 | C | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-alpha-D-glucopyranose | branched | 830.8 | 1 | In PDB GlyTouCan (G93613RO) | |||
4 | water | water | 18.0 | 168 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 40612.8 | |
Branched | Number of molecules | 2 |
Total formula weight | 1579.5 | |
All* | Total formula weight | 42192.3 |