Descriptors of QTMS(ADFQ) for 20 coded amino acids.
AA Abbr. ADFQ1 a ADFQ2 ADFQ3 ADFQ4 ADFQ5 ADFQ6 ADFQ7
Ala A 1.113 -3.053 1.864 1.477 -1.097 0.177 0.356
Arg R 0.334 1.765 0.604 1.205 -0.521 -0.293 0.619
Asn N -0.437 -0.136 0.171 -1.459 -0.784 0.614 0.179
Asp D 0.478 1.747 1.076 0.042 -1.812 -0.258 -0.103
Cys C -0.416 -0.519 -0.106 0.293 -0.050 0.312 -0.586
Gln Q -0.311 -0.234 0.080 -1.429 -0.871 0.755 0.125
Glu E 0.265 0.498 2.638 -0.922 3.096 0.329 0.322
Gly G 3.761 0.039 -1.725 -0.657 0.631 0.119 -0.079
His H -0.205 -0.418 0.138 -0.948 -0.076 -3.969 -0.896
Ile I -0.527 -0.176 -0.569 0.279 0.376 0.536 -1.264
Leu L -0.527 -0.178 -0.565 0.282 0.381 0.548 -1.268
Lys K -0.585 -0.093 -0.558 0.301 0.476 0.307 -1.177
Met M -0.510 -0.328 -0.464 0.932 0.539 0.047 -0.923
Phe F -0.560 0.008 -0.984 0.802 0.591 -0.183 1.388
Pro P -0.484 -0.148 -0.571 0.177 0.326 0.321 -0.748
Ser S -0.318 -0.074 0.055 -1.778 -0.909 0.594 0.758
Thr T -0.393 -0.127 -0.141 -1.091 -0.460 0.522 0.054
Trp W -0.593 -0.112 -0.770 0.777 0.476 -0.604 2.217
Tyr Y -0.481 -0.043 -0.761 0.263 0.233 -0.140 1.782
Val V 0.394 1.584 0.586 1.453 -0.546 0.267 -0.759
a The amino acids indices of QTMS are obtained by application of PCA on the unfolded loadings of the a data matrix of QTMS of all bonds of amino acids.
References [1] B. Hemmateenejad, S. Yousefinejad, A. R. Mehdipour, Novel amino acids indices based on quantum topological molecular similarity and their application to QSAR study of peptides, Amino Acids, 40 (2011) 1169-1183.