Structural features of residue 4 in chain A

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Hydrogen bonds:

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|Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2|
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|        K|        4|      A|         E|      129|      C|
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Protrusion Index:
LYS A 4 N	0.75
LYS A 4 CA	0.77
LYS A 4 C	0.56
LYS A 4 O	0.54
LYS A 4 CB	1.32
LYS A 4 CG	1.64
LYS A 4 CD	1.89
LYS A 4 CE	2.26
LYS A 4 NZ	2.26