amino acids charges

NONPOLAR

Alanine — Ala / A; Glycine — Gly / G; Isoleucine — Ile / I; Leucine — Leu / L; Methionine — Met / M; Phenylalanine — Phe / F; Proline — Pro / P; Tryptophan — Trp / W; Valine — Val / V

POLAR

Arginine — Arg / R; Asparagine — Asn / N; Aspartic acid — Asp / D; Cysteine — Cys / C; Glutamic acid — Glu / E; Glutamine — Gln / Q; Histidine — His / H; Lysine — Lys / K; Serine — Ser / S; Threonine — Thr / T; Tyrosine — Tyr / Y

POSITIVE CHARGE

Arginine — Arg / R — +1; Lysine — Lys / K — +1; Histidine — His / H — can be +1

NEGATIVE CHARGE

Aspartic acid — Asp / D — -1; Glutamic acid — Glu / E — -1

POLAR UNCHARGED

Asparagine — Asn / N — 0; Cysteine — Cys / C — 0; Glutamine — Gln / Q — 0; Serine — Ser / S — 0; Threonine — Thr / T — 0; Tyrosine — Tyr / Y — 0