1ZI4
Crystal Structure of Human N-acetylgalactosaminyltransferase (GTA) Complexed with H type II Trisaccharide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Histo-blood group ABO system transferase (NAGAT) Includes: Glycoprotein-fucosylgalactoside alpha-N- acetylgalactosaminyltransferase | polymer | 294 | 34323.6 | 1 | UniProt (P16442) Pfam (PF03414) In PDB | Homo sapiens (human) | Fucosylglycoprotein alpha-N-acetylgalactosaminyltransferase (Histo-blood group A transferase) (A transferase) |
| 2 | B | alpha-L-fucopyranose-(1-2)-beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 529.5 | 1 | In PDB BIRD (PRD_900036) GlyTouCan (G61459JW) | H type 2 antigen, beta anomer | ||
| 3 | A | MERCURY (II) ION | non-polymer | 200.6 | 4 | Chemie (HG) | |||
| 4 | A | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | water | water | 18.0 | 154 | Chemie (HOH) |
Sequence modifications
A: 64 - 354 (UniProt: P16442)
| PDB | External Database | Details |
|---|---|---|
| Glu 61 | - | cloning artifact |
| Phe 62 | - | cloning artifact |
| Met 63 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 34323.6 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 529.5 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 837.8 | |
| All* | Total formula weight | 35690.9 |
