3FEL
Crystal structure of the R132K:R111L:T54E mutant of cellular retinoic acid-binding protein II at 1.85 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 | Cellular retinoic acid-binding protein 2 | polymer | 137 | 15537.8 | 2 | UniProt (P29373) Pfam (PF00061) In PDB | Homo sapiens (Human) | Cellular retinoic acid-binding protein II, CRABP-II |
2 | A, B | 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 282.3 | 3 | Chemie (B3P) | |||
3 | water | water | 18.0 | 154 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 137 (UniProt: P29373)
PDB | External Database | Details |
---|---|---|
Glu 54 | Thr 55 | engineered mutation |
Leu 111 | Arg 112 | engineered mutation |
Lys 132 | Arg 133 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 31075.5 | |
Non-Polymers* | Number of molecules | 3 |
Total formula weight | 847.0 | |
All* | Total formula weight | 31922.5 |