Free tryptophan (substance)
| Code | 706927001 |
|---|---|
| Semantic tag | substance |
| Module | international |
| Definition | primitive |
| Effective time | 20150131 |
43984007Alpha amino acid
substance
112001001Aromatic amino acid
substance
112000000Essential amino acid
substance
4963003Neutral amino acid
substance
None (leaf concept).