Structural features of residue 21 in chain B

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Electrostatic Interactions:
ASP A 214 OD1	GLU B 21 OE1	3.302	INTER-CHAIN
ASP A 214 OD2	GLU B 21 OE1	3.415	INTER-CHAIN
LYS A 216 NZ	GLU B 21 OE2	-1.648	INTER-CHAIN
GLU A 227 OE1	GLU B 21 OE1	4.434	INTER-CHAIN
GLU A 227 OE1	GLU B 21 OE2	3.769	INTER-CHAIN
GLU A 227 OE2	GLU B 21 OE1	3.708	INTER-CHAIN
GLU A 227 OE2	GLU B 21 OE2	3.202	INTER-CHAIN
GLU A 231 OE2	GLU B 21 OE1	2.677	INTER-CHAIN
GLU B 21 OE1	ASP B 29 OD2	3.160	INTRA-CHAIN
GLU B 21 OE1	ASP A 214 OD2	3.415	INTER-CHAIN
GLU B 21 OE1	LYS A 216 NZ	-1.954	INTER-CHAIN
GLU B 21 OE1	GLU A 227 OE1	4.434	INTER-CHAIN
GLU B 21 OE1	GLU A 227 OE2	3.708	INTER-CHAIN
GLU B 21 OE1	GLU A 231 OE2	2.677	INTER-CHAIN
GLU B 21 OE1	GLU B 290 OE2	2.919	INTRA-CHAIN
GLU B 21 OE1	LYS B 291 NZ	-1.339	INTRA-CHAIN
GLU B 21 OE1	GLU B 295 OE1	3.844	INTRA-CHAIN
GLU B 21 OE1	GLU B 295 OE2	3.583	INTRA-CHAIN
GLU B 21 OE1	LYS B 301 NZ	-1.330	INTRA-CHAIN
GLU B 21 OE2	ASP B 29 OD2	3.732	INTRA-CHAIN
GLU B 21 OE2	ASP A 214 OD2	2.971	INTER-CHAIN
GLU B 21 OE2	LYS A 216 NZ	-1.648	INTER-CHAIN
GLU B 21 OE2	GLU A 227 OE1	3.769	INTER-CHAIN
GLU B 21 OE2	GLU A 227 OE2	3.202	INTER-CHAIN
GLU B 21 OE2	GLU B 290 OE2	2.992	INTRA-CHAIN
GLU B 21 OE2	LYS B 291 NZ	-1.261	INTRA-CHAIN
GLU B 21 OE2	GLU B 295 OE1	3.514	INTRA-CHAIN
GLU B 21 OE2	GLU B 295 OE2	3.289	INTRA-CHAIN
GLU B 21 OE2	LYS B 301 NZ	-1.569	INTRA-CHAIN
ASP B 29 OD1	GLU B 21 OE1	2.746	INTRA-CHAIN
ASP B 29 OD2	GLU B 21 OE1	3.160	INTRA-CHAIN
GLU B 290 OE2	GLU B 21 OE1	2.919	INTRA-CHAIN
GLU B 290 OE2	GLU B 21 OE2	2.992	INTRA-CHAIN
LYS B 291 NZ	GLU B 21 OE2	-1.261	INTRA-CHAIN
GLU B 295 OE1	GLU B 21 OE1	3.844	INTRA-CHAIN
GLU B 295 OE1	GLU B 21 OE2	3.514	INTRA-CHAIN
GLU B 295 OE2	GLU B 21 OE1	3.583	INTRA-CHAIN
GLU B 295 OE2	GLU B 21 OE2	3.289	INTRA-CHAIN
LYS B 301 NZ	GLU B 21 OE2	-1.569	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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|        N|      221|      A|         E|       21|      B|
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Protrusion Index:
GLU B 21 N	0.64
GLU B 21 CA	0.57
GLU B 21 C	0.64
GLU B 21 O	0.95
GLU B 21 CB	0.78
GLU B 21 CG	0.71
GLU B 21 CD	0.78
GLU B 21 OE1	0.67
GLU B 21 OE2	0.93

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Van der Waal's Interactions:
ALA B 18 CB 2602	GLU B 21 OE2 2630	-0.015	INTRA-CHAIN
GLU B 21 OE2 2630	THR B 24 CG2 2653	-0.029	INTRA-CHAIN
GLU B 21 OE2 2630	ASN A 221 ND2 1677	-0.049	INTER-CHAIN
GLU B 21 OE2 2630	MET A 223 CE 1692	-0.010	INTER-CHAIN