Structural features of residue 27 in chain D ********************************* Protrusion Index: THR D 27 N 2.86 THR D 27 CA 2.31 THR D 27 C 1.98 THR D 27 O 1.78 THR D 27 CB 1.54 THR D 27 OG1 1.78 THR D 27 CG2 1.34