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|      255|      B|         Q|       21|      A|
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Protrusion Index:
GLN A 21 N	0.08
GLN A 21 CA	0.06
GLN A 21 C	0.04
GLN A 21 O	0.03
GLN A 21 CB	0.10
GLN A 21 CG	0.09
GLN A 21 CD	0.06
GLN A 21 OE1	0.16
GLN A 21 NE2	0.10

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Van der Waal's Interactions:
GLN A 21 NE2 152	TYR A 39 OH 284	-0.074	INTRA-CHAIN
GLN A 21 NE2 152	THR A 222 CG2 1636	-0.312	INTRA-CHAIN
GLN A 21 NE2 152	ALA A 233 CB 1718	-0.028	INTRA-CHAIN
GLN A 21 NE2 152	TYR A 235 OH 1738	-1.068	INTRA-CHAIN
GLN A 21 NE2 152	LEU B 254 CD2 4066	-0.179	INTER-CHAIN
GLN A 21 NE2 152	GLY B 258 O 4099	-0.097	INTER-CHAIN