Upper HN LEU 90 - HB2 LEU 90 3.30 1 0.08 0.25 * Upper HA VAL 87 - HB VAL 87 2.77 3 0.03 0.25 + + * Upper HA VAL 13 - HB VAL 13 2.80 1 0.03 0.22 * Cutoffs: Upper distance limits : 0.20 A