Amino acid scale: Atomic weight ratio of hetero elements in end group to C in side chain.
Author(s): Grantham R.
Reference: Science 185:862-864(1974).
Amino acid scale values:
Ala: 0.000
Arg: 0.650
Asn: 1.330
Asp: 1.380
Cys: 2.750
Gln: 0.890
Glu: 0.920
Gly: 0.740
His: 0.580
Ile: 0.000
Leu: 0.000
Lys: 0.330
Met: 0.000
Phe: 0.000
Pro: 0.390
Ser: 1.420
Thr: 0.710
Trp: 0.130
Tyr: 0.200
Val: 0.000
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