Structural features of residue 20 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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|        Q|       20|      A|         D|       78|      B|
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|        Q|       79|      B|         Q|       20|      A|
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|        R|       80|      B|         Q|       20|      A|
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Protrusion Index:
GLN A 20 N	0.17
GLN A 20 CA	0.22
GLN A 20 C	0.17
GLN A 20 O	0.28
GLN A 20 CB	0.40
GLN A 20 CG	0.64
GLN A 20 CD	0.93
GLN A 20 OE1	1.19
GLN A 20 NE2	1.17

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Van der Waal's Interactions:
GLN A 20 NE2 170	ARG B 80 NH2 673	-0.457	INTER-CHAIN