TABLE 2.

List of interacting residues in RcpA and RcpB

RcpA	Subunit A	Subunit B	RcpB	Subunit A	Subunit B
Polar interaction	Lys-92 CE	Asp-113 OD2		Lys-92 NZ	Glu-108 OG
	Arg-93 NE	Phe-109 CE1		Lys-92 CD	Ser-112 OG
	Arg-93 NH1	Asp-113 OD2		Glu-108 OE1	Ala-147 N
	Tyr-112 OH	Thr-145 O		Glu-108 OE2	Lys-92 NZ
	Aap-113 OD1	Arg-93 NH1		Tyr-111 OH	Val-144 O
	Asn-117 O	Asn-117 ND2		Ser-114 OG	Lys-85 NZ
	Asn-117 ND2	Asn-117 O		Ser-116 OG	Ser-116 O
	Tyr-119 O	Thr-144 N		Ser-117 OG	Tyr-138 OH
	Phe-139 CZ	Trp-140 NE1		Tyr-118 O	Val-144 O
	Trp-140 NE1	Phe-139 CZ		Arg-127 NH2	Asp-141 O
	Thr-145 N	Tyr-119 O		Arg-127 NH1	Asp-141 OD1
	Thr-145 O	Tyr-112 OH		Tyr-138 OH	Ser-117 OG
				Tyr-138 OH	Trp-139 NE
				Trp-139 NE	Tyr-138 OH
				Asp-141 OD1	Arg-127 NH1
Hydrophobic	Phe-139	Val-96, LE120, Ile-136, Phe-139		Pro-94	Tyr-111
	Pro-95	Tyr-112		Ile-97	Tyr-138
	Pro-147	Tyr-112		Ile-107	Val-144
	Tyr-112	Pro-95, Pro-147		Tyr-111	Pro-94, Pro-146
				Tyr-118	Val-144
				Ile-119	Ile-142, Tyr-138, Val-143
				Val-120	Val-144
				Tyr-138	Tyr-138, Trp-139
				Trp-139	Tyr-138, Trp-139
				Ile-142	Ile-119
				Val-143
				Val-144	Val-120, Ile-107, Tyr-118
				Pro-146	Tyr-111