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Related Clues:
- Type of acid in proteins
- Essential-acid link
- Modeling agent?
- Acid type in proteins
- With 48 Down, protein building block
- Compound containing an NH2 group, informally
- Protein builder, informally
- With 113 Down, compound produced through catabolism
- Bond creator?
- Resin you once put back to inhibit disease
- Essential acid variety
- __ acid (bit of protein)
- Important acid type
- With 22-Across, protein building block
- Miniaturist's supply