Table 2.

Interface-Forming Amino Acids in DsRed1 and their Conservation or Variability in Others GFP-like Proteins [201]

Interface residuesa		DsRed1	mRFP1	dstr GFP	amaj GFP	zoan GFP	zoan YFP	zoan RFP	rflo RFP	mcav RFP	asul CP	hcri CP
	97	V	V	S	T	S	S	S	T	S	T	T
	105	V	V	L	V	V	V	V	V	I	F	I
	107	T	T	C	T	I	I	I	T	T	T	T
	109	T	T	T	S	N	N	S	T	R	H	H
	126	I	R	T	H	Y	N	Y	M	D	L	L
	128	V	T	L	V	V	M	V	A	V	N	T
	184	I	T	V	S	V	V	I	I	T	T	S
	19	E	E	E	D	E	E	E	V	E	E	E
	124	K	K	K	T	K	I	T	H	R	K	K
	26	E	E	Y	Y	K	K	K	P	N	Y	Y
	101	E	E	E	E	E	E	E	E	E	E	E
	157	R	E	R	C	K	K	S	C	R	V	E
	166	H	K	H	T	S	S	S	A	N	L	V
	180	E	E	D	Q	Q	Q	Q	D	D	H	H
	153	Y	Y	Y	T	I	M	I	F	Y	Y	Y
	176	H	H	H	N	R	R	R	H	H	H	R
	178	L	D	V	R	R	R	R	R	R	T	I
	151	R	R	R	K	K	K	K	I	K	I	V
	168	A	R	A	F	Y	Y	Y	S	A	A	A
	146	E	E	E	D	E	E	E	E	E	E	E
	198	Y	A	Y	N	W	W	W	Y	Y	F	F
	200	Y	K	Y	V	F	F	F	F	F	F	F
	147	A	A	P	P	P	A	P	P	P	P	P
	149	T	T	T	F	C	C	C	T	T	T	T
	229	H	S	H	T	S	S	S	S	G	C	S
	230	L	T	P	S	A	A	A	P	L	D	D
	231	F	G	F	V	L	L	L	L	P	A	L
	232	L	A	Q	F	P	A	P	Q	R	A	P
	223	R	R	I	H	H	H	H	G	H	A	A
	225	E	E	V	V	I	I	I	V	E	V	V
	204	K	K	K	R	K	K	K	C	S	R	R

^aInteraction between residues of the adjacent subunits are shown by arrows