Structural features of residue 21 in chain A

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Electrostatic Interactions:
ASP A 20 OD1	ASP A 21 OD1	5.094	INTRA-CHAIN
ASP A 20 OD1	ASP A 21 OD2	5.345	INTRA-CHAIN
ASP A 20 OD2	ASP A 21 OD1	5.552	INTRA-CHAIN
ASP A 20 OD2	ASP A 21 OD2	5.764	INTRA-CHAIN
ASP A 21 OD1	GLU B 16 OE1	3.138	INTER-CHAIN
ASP A 21 OD1	ASP B 20 OD1	2.790	INTER-CHAIN
ASP A 21 OD1	ASP A 20 OD1	5.094	INTRA-CHAIN
ASP A 21 OD1	ASP A 20 OD2	5.552	INTRA-CHAIN
ASP A 21 OD1	GLU A 23 OE1	3.812	INTRA-CHAIN
ASP A 21 OD1	GLU B 23 OE1	3.416	INTER-CHAIN
ASP A 21 OD1	GLU A 28 OE1	3.430	INTRA-CHAIN
ASP A 21 OD2	GLU B 16 OE1	3.587	INTER-CHAIN
ASP A 21 OD2	ASP B 20 OD1	2.878	INTER-CHAIN
ASP A 21 OD2	ASP B 20 OD2	2.675	INTER-CHAIN
ASP A 21 OD2	ASP A 20 OD1	5.345	INTRA-CHAIN
ASP A 21 OD2	ASP A 20 OD2	5.764	INTRA-CHAIN
ASP A 21 OD2	GLU A 23 OE1	3.842	INTRA-CHAIN
ASP A 21 OD2	GLU B 23 OE1	3.251	INTER-CHAIN
ASP A 21 OD2	GLU A 28 OE1	3.018	INTRA-CHAIN
GLU A 23 OE1	ASP A 21 OD2	3.842	INTRA-CHAIN
GLU A 23 OE2	ASP A 21 OD2	3.389	INTRA-CHAIN
GLU A 28 OE1	ASP A 21 OD2	3.018	INTRA-CHAIN
GLU A 28 OE2	ASP A 21 OD2	3.596	INTRA-CHAIN
GLU B 16 OE1	ASP A 21 OD2	3.587	INTER-CHAIN
GLU B 16 OE2	ASP A 21 OD2	3.300	INTER-CHAIN
ASP B 20 OD1	ASP A 21 OD1	2.790	INTER-CHAIN
ASP B 20 OD1	ASP A 21 OD2	2.878	INTER-CHAIN
ASP B 20 OD2	ASP A 21 OD2	2.675	INTER-CHAIN
GLU B 23 OE1	ASP A 21 OD2	3.251	INTER-CHAIN
GLU B 23 OE2	ASP A 21 OD2	3.235	INTER-CHAIN

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Protrusion Index:
ASP A 21 N	1.34
ASP A 21 CA	0.98
ASP A 21 C	0.69
ASP A 21 O	0.58
ASP A 21 CB	0.71
ASP A 21 CG	1.08
ASP A 21 OD1	1.37
ASP A 21 OD2	1.22

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Van der Waal's Interactions:
ILE A 18 CD1 15	ASP A 21 OD2 39	-0.133	INTRA-CHAIN
ASP A 20 OD2 31	ASP A 21 OD2 39	-0.008	INTRA-CHAIN
ASP A 21 OD2 39	LEU B 22 CD2 1137	-0.020	INTER-CHAIN