7QBD
TC:CD320 in complex with nanobody TC-Nb26
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Transcobalamin-2 | polymer | 409 | 45650.4 | 2 | UniProt (P20062) Pfam (PF01122) Pfam (PF14478) In PDB | Homo sapiens (human) | TC-2,Transcobalamin II,TCII |
| 2 | C, D | CD320 antigen | polymer | 147 | 15613.5 | 2 | UniProt (Q9NPF0) Pfam (PF00057) In PDB | Homo sapiens (human) | 8D6 antigen,FDC-signaling molecule 8D6,FDC-SM-8D6,Transcobalamin receptor,TCblR |
| 3 | E | Antitranscobalamin-nanobody TC-Nb26 | polymer | 132 | 14768.3 | 1 | Vicugna pacos | ||
| 4 | A, B | CYANOCOBALAMIN | non-polymer | 1356.4 | 2 | Chemie (CNC) | |||
| 5 | A, B, C, D | CALCIUM ION | non-polymer | 40.1 | 6 | Chemie (CA) |
Sequence modifications
A, B: 1 - 409 (UniProt: P20062)
| PDB | External Database | Details |
|---|---|---|
| Gln 209 | Arg 227 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 137296.1 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 2953.2 | |
| All* | Total formula weight | 140249.3 |
