Structural features of residue 53 in chain D

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Electrostatic Interactions:
ARG B 21 NH1	ARG D 53 NH1	3.102	INTER-CHAIN
ARG B 21 NH1	ARG D 53 NH2	3.655	INTER-CHAIN
ARG B 21 NH2	ARG D 53 NH1	3.448	INTER-CHAIN
ARG B 21 NH2	ARG D 53 NH2	4.131	INTER-CHAIN
ARG D 4 NH1	ARG D 53 NH1	3.258	INTRA-CHAIN
ARG D 4 NH2	ARG D 53 NH1	3.219	INTRA-CHAIN
ARG D 46 NH1	ARG D 53 NH1	8.397	INTRA-CHAIN
ARG D 46 NH1	ARG D 53 NH2	9.524	INTRA-CHAIN
ARG D 46 NH2	ARG D 53 NH1	6.811	INTRA-CHAIN
ARG D 46 NH2	ARG D 53 NH2	6.832	INTRA-CHAIN
HIS D 49 ND1	ARG D 53 NH1	2.608	INTRA-CHAIN
HIS D 49 NE2	ARG D 53 NH1	2.347	INTRA-CHAIN
ARG D 53 NH1	ARG D 4 NH1	3.258	INTRA-CHAIN
ARG D 53 NH1	ARG D 4 NH2	3.219	INTRA-CHAIN
ARG D 53 NH1	ARG B 21 NH1	3.102	INTER-CHAIN
ARG D 53 NH1	ARG B 21 NH2	3.448	INTER-CHAIN
ARG D 53 NH1	ARG D 46 NH1	8.397	INTRA-CHAIN
ARG D 53 NH1	ARG D 46 NH2	6.811	INTRA-CHAIN
ARG D 53 NH1	HIS D 49 NE2	2.347	INTRA-CHAIN
ARG D 53 NH2	ARG B 21 NH1	3.655	INTER-CHAIN
ARG D 53 NH2	ARG B 21 NH2	4.131	INTER-CHAIN
ARG D 53 NH2	ARG D 46 NH1	9.524	INTRA-CHAIN
ARG D 53 NH2	ARG D 46 NH2	6.832	INTRA-CHAIN
ARG D 53 NH2	HIS D 49 NE2	2.244	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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|        R|       53|      D|         A|       16|      B|
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Protrusion Index:
ARG D 53 N	0.84
ARG D 53 CA	0.81
ARG D 53 C	0.91
ARG D 53 O	0.83
ARG D 53 CB	0.97
ARG D 53 CG	0.81
ARG D 53 CD	0.54
ARG D 53 NE	0.53
ARG D 53 CZ	0.39
ARG D 53 NH1	0.40
ARG D 53 NH2	0.40

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Salt bridges:
GLU B 19	ARG D 53	3.013	INTER-CHAIN
GLU B 19	ARG D 53	2.933	INTER-CHAIN
GLU B 20	ARG D 53	2.928	INTER-CHAIN

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Van der Waal's Interactions:
GLU B 19 OE2 1060	ARG D 53 NH2 3152	-0.651	INTER-CHAIN
GLU B 20 OE2 1069	ARG D 53 NH2 3152	-0.447	INTER-CHAIN
VAL B 41 CG2 1238	ARG D 53 NH2 3152	-0.012	INTER-CHAIN
ARG D 46 NH2 3101	ARG D 53 NH2 3152	-0.012	INTRA-CHAIN
THR D 48 CG2 3116	ARG D 53 NH2 3152	-0.039	INTRA-CHAIN