Structural features of residue 4 in chain A

********************************* Hydrogen bonds: ---------------------------------------------------------- |Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2| ---------------------------------------------------------- | H| 4| A| D| 115| B| ---------------------------------------------------------- ********************************* Protrusion Index: HIS A 4 N 0.52 HIS A 4 CA 0.34 HIS A 4 C 0.64 HIS A 4 O 0.81 HIS A 4 CB 0.38 HIS A 4 CG 0.56 HIS A 4 ND1 0.60 HIS A 4 CD2 0.81 HIS A 4 CE1 0.93 HIS A 4 NE2 0.98