3L4U
Crystal complex of N-terminal Human Maltase-Glucoamylase with de-O-sulfonated kotalanol
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Maltase-glucoamylase, intestinal | polymer | 875 | 99276.7 | 1 | UniProt (O43451) Pfam (PF00088) Pfam (PF13802) Pfam (PF01055) Pfam (PF21365) In PDB | Homo sapiens (human) | Maltase, Alpha-glucosidase, Glucoamylase, Glucan 1,4-alpha-glucosidase |
2 | B | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 1 | In PDB GlyTouCan (G42666HT) | |||
3 | A | (2R,3S,4S)-1-[(2S,3S,4R,5R,6S)-2,3,4,5,6,7-hexahydroxyheptyl]-3,4-dihydroxy-2-(hydroxymethyl)tetrahydrothiophenium (non-preferred name) | non-polymer | 345.4 | 1 | Chemie (DSK) | |||
4 | A | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 2 | Chemie (NAG) | |||
5 | A | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
6 | water | water | 18.0 | 596 | Chemie (HOH) |
Sequence modifications
A: 1 - 868 (UniProt: O43451)
PDB | External Database | Details |
---|---|---|
Asp 772 | Asn 858 | variant |
Ala 869 | - | expression tag |
His 870 | - | expression tag |
His 871 | - | expression tag |
His 872 | - | expression tag |
His 873 | - | expression tag |
His 874 | - | expression tag |
His 875 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 99276.7 | |
Branched | Number of molecules | 1 |
Total formula weight | 424.4 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 883.9 | |
All* | Total formula weight | 100585.0 |