Beuning, L L Evolution of the proteinase inhibitor I family and apparent lack of hypervariability in the proteinase contact loop. [electronic resource] - Journal of molecular evolution Dec 1994 - 644-54 p. digital Publication Type: Journal Article ISSN: 0022-2844 Standard No.: 10.1007/BF00160410 doi Subjects--Topical Terms: Amino Acid SequenceBiological EvolutionGenetic Variation--geneticsHordeum--geneticsSolanum lycopersicum--geneticsMolecular Sequence DataPhylogenyPlant Proteins--geneticsPlants--geneticsSequence AlignmentSolanum tuberosum--enzymology