6Z1V
Structure of the EC2 domain of CD9 in complex with nanobody 4E8
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A (A) | CD9 antigen | polymer | 89 | 10129.4 | 1 | UniProt (P21926) Pfam (PF00335) | Homo sapiens (Human) | 5H9 antigen,Cell growth-inhibiting gene 2 protein,Leukocyte antigen MIC3,Motility-related protein,MRP-1,Tetraspanin-29,Tspan-29,p24 | 
| 2 | B (B) | Nanobody 4E8 | polymer | 142 | 15546.3 | 1 | Lama glama (Llama) | ||
| 3 | C (A) | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 1 | Chemie (PGE) | |||
| 4 | D (B) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 1 | Chemie (EDO) | |||
| 5 | E (B) | ACETIC ACID | non-polymer | 60.1 | 1 | Chemie (ACY) | |||
| 6 | F, G (A, B) | water | water | 18.0 | 134 | Chemie (HOH) | 
Sequence modifications
A: 114 - 191 (UniProt: P21926)
| PDB | External Database | Details | 
|---|---|---|
| Gly 112 | - | expression tag | 
| Ser 113 | - | expression tag | 
| Ala 192 | - | expression tag | 
| Ala 193 | - | expression tag | 
| Ala 194 | - | expression tag | 
| His 195 | - | expression tag | 
| His 196 | - | expression tag | 
| His 197 | - | expression tag | 
| His 198 | - | expression tag | 
| His 199 | - | expression tag | 
| His 200 | - | expression tag | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 | 
| Total formula weight | 25675.7 | |
| Non-Polymers* | Number of molecules | 3 | 
| Total formula weight | 272.3 | |
| All* | Total formula weight | 25948.0 | 











