Structural features of residue 30 in chain B

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Electrostatic Interactions:
ASP A 138 OD1	HIS B 30 ND1	-2.071	INTER-CHAIN
ASP A 138 OD2	HIS B 30 ND1	-1.741	INTER-CHAIN
HIS B 26 ND1	HIS B 30 ND1	1.013	INTRA-CHAIN
HIS B 26 ND1	HIS B 30 NE2	2.109	INTRA-CHAIN
HIS B 26 NE2	HIS B 30 ND1	0.859	INTRA-CHAIN
HIS B 26 NE2	HIS B 30 NE2	1.839	INTRA-CHAIN
ARG B 27 NH1	HIS B 30 NE2	3.057	INTRA-CHAIN
ARG B 27 NH2	HIS B 30 NE2	3.174	INTRA-CHAIN
HIS B 30 ND1	HIS B 26 ND1	1.013	INTRA-CHAIN
HIS B 30 ND1	HIS B 26 NE2	1.932	INTRA-CHAIN
HIS B 30 ND1	ARG B 27 NH1	2.741	INTRA-CHAIN
HIS B 30 ND1	HIS B 51 ND1	0.706	INTRA-CHAIN
HIS B 30 ND1	ASP A 138 OD1	-2.071	INTER-CHAIN
HIS B 30 NE2	HIS B 26 ND1	0.938	INTRA-CHAIN
HIS B 30 NE2	HIS B 26 NE2	1.839	INTRA-CHAIN
HIS B 30 NE2	ARG B 27 NH1	3.057	INTRA-CHAIN
HIS B 30 NE2	ASP A 138 OD1	-2.617	INTER-CHAIN
HIS B 51 ND1	HIS B 30 ND1	0.706	INTRA-CHAIN
ARG B 120 NH2	HIS B 30 NE2	2.238	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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|        S|      137|      A|         H|       30|      B|
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Protrusion Index:
HIS B 30 N	0.67
HIS B 30 CA	0.54
HIS B 30 C	0.48
HIS B 30 O	0.54
HIS B 30 CB	0.29
HIS B 30 CG	0.35
HIS B 30 ND1	0.49
HIS B 30 CD2	0.29
HIS B 30 CE1	0.52
HIS B 30 NE2	0.41

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Van der Waal's Interactions:
PHE B 9 CZ 1119	HIS B 30 NE2 1275	-0.062	INTRA-CHAIN
LEU B 25 CD2 1232	HIS B 30 NE2 1275	-0.055	INTRA-CHAIN
MET B 28 CE 1261	HIS B 30 NE2 1275	-0.035	INTRA-CHAIN
GLY B 29 O 1265	HIS B 30 NE2 1275	-0.039	INTRA-CHAIN
HIS B 30 NE2 1275	SER A 137 OG 1028	-1.683	INTER-CHAIN
HIS B 30 NE2 1275	VAL A 141 CG2 1060	-0.346	INTER-CHAIN