Structural features of residue 21 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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|        R|       68|      B|         Q|       21|      A|
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Protrusion Index:
GLN A 21 N	0.53
GLN A 21 CA	0.57
GLN A 21 C	0.56
GLN A 21 O	0.43
GLN A 21 CB	0.46
GLN A 21 CG	0.64
GLN A 21 CD	0.75
GLN A 21 OE1	0.68
GLN A 21 NE2	1.00

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Van der Waal's Interactions:
GLN A 21 NE2 71	LEU B 67 CD2 1180	-0.043	INTER-CHAIN
GLN A 21 NE2 71	ARG B 68 NH2 1191	-0.450	INTER-CHAIN