Structural features of residue 3 in chain A ********************************* Protrusion Index: THR A 3 N 1.82 THR A 3 CA 1.51 THR A 3 C 1.64 THR A 3 O 2.06 THR A 3 CB 1.40 THR A 3 OG1 1.78 THR A 3 CG2 1.71