3FEK
Crystal structure of the R132K:Y134F:R111L:L121D:T54V mutant of cellular retinoic acid-binding protein II at 1.51 angstrom resolution
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B (B, A) | Cellular retinoic acid-binding protein 2 | polymer | 137 | 15493.7 | 2 | UniProt (P29373) Pfam (PF00061) | Homo sapiens (Human) | Cellular retinoic acid-binding protein II, CRABP-II |
2 | C (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
3 | D, E (A) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 2 | Chemie (PEG) | |||
4 | F, G (B, A) | water | water | 18.0 | 318 | Chemie (HOH) |
Sequence modifications
B, A: 1 - 137 (UniProt: P29373)
PDB | External Database | Details |
---|---|---|
Val 54 | Thr 55 | engineered mutation |
Leu 111 | Arg 112 | engineered mutation |
Asp 121 | Leu 122 | engineered mutation |
Lys 132 | Arg 133 | engineered mutation |
Phe 134 | Tyr 135 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 30987.4 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 271.3 | |
All* | Total formula weight | 31258.7 |