Structural features of residue 20 in chain B

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Electrostatic Interactions:
ASP A 91 OD1	GLU B 20 OE1	2.903	INTER-CHAIN
ASP A 91 OD2	GLU B 20 OE1	2.836	INTER-CHAIN
GLU A 93 OE1	GLU B 20 OE1	3.206	INTER-CHAIN
GLU A 93 OE1	GLU B 20 OE2	3.861	INTER-CHAIN
GLU A 93 OE2	GLU B 20 OE1	2.898	INTER-CHAIN
GLU A 93 OE2	GLU B 20 OE2	3.396	INTER-CHAIN
LYS A 96 NZ	GLU B 20 OE2	-2.066	INTER-CHAIN
GLU B 20 OE1	GLU B 28 OE1	2.793	INTRA-CHAIN
GLU B 20 OE1	GLU B 28 OE2	2.842	INTRA-CHAIN
GLU B 20 OE1	LYS A 48 NZ	-1.199	INTER-CHAIN
GLU B 20 OE1	ASP A 91 OD2	2.836	INTER-CHAIN
GLU B 20 OE1	GLU A 93 OE1	3.206	INTER-CHAIN
GLU B 20 OE1	GLU A 93 OE2	2.898	INTER-CHAIN
GLU B 20 OE1	LYS A 96 NZ	-1.635	INTER-CHAIN
GLU B 20 OE1	LYS B 147 NZ	-1.478	INTRA-CHAIN
GLU B 20 OE1	GLU B 149 OE1	5.550	INTRA-CHAIN
GLU B 20 OE1	GLU B 149 OE2	7.319	INTRA-CHAIN
GLU B 20 OE2	ASP A 91 OD2	2.961	INTER-CHAIN
GLU B 20 OE2	GLU A 93 OE1	3.861	INTER-CHAIN
GLU B 20 OE2	GLU A 93 OE2	3.396	INTER-CHAIN
GLU B 20 OE2	LYS A 96 NZ	-2.066	INTER-CHAIN
GLU B 20 OE2	LYS B 147 NZ	-1.673	INTRA-CHAIN
GLU B 20 OE2	GLU B 149 OE1	7.093	INTRA-CHAIN
GLU B 20 OE2	GLU B 149 OE2	9.202	INTRA-CHAIN
GLU B 28 OE1	GLU B 20 OE1	2.793	INTRA-CHAIN
GLU B 28 OE2	GLU B 20 OE1	2.842	INTRA-CHAIN
LYS B 147 NZ	GLU B 20 OE2	-1.673	INTRA-CHAIN
GLU B 149 OE1	GLU B 20 OE1	5.550	INTRA-CHAIN
GLU B 149 OE1	GLU B 20 OE2	7.093	INTRA-CHAIN
GLU B 149 OE2	GLU B 20 OE1	7.319	INTRA-CHAIN
GLU B 149 OE2	GLU B 20 OE2	9.202	INTRA-CHAIN

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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|       55|      A|         E|       20|      B|
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Protrusion Index:
GLU B 20 N	0.41
GLU B 20 CA	0.52
GLU B 20 C	0.57
GLU B 20 O	0.63
GLU B 20 CB	0.77
GLU B 20 CG	0.89
GLU B 20 CD	0.98
GLU B 20 OE1	1.08
GLU B 20 OE2	0.91

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Van der Waal's Interactions:
GLU B 20 OE2 1336	GLU B 149 OE2 2389	-0.133	INTRA-CHAIN
GLU B 20 OE2 1336	ILE B 151 OXT 2406	-0.011	INTRA-CHAIN