PTM1	AA1	POSITION1	CONSERVATION1	PTM2	AA2	POSITION2	CONSERVATION2	EVIDENCE_COEVOLUTION	EVIDENCE_SAME_RESIDUE	EVIDENCE_MANUAL_ANNOTATION	EVIDENCE_STRUCTURE_DISTANCE	EVIDENCE_ALL_CONSERVED
nitrosylation	C	71	86	acetylation	K	55	88	1	0	0	0	0
acetylation	K	55	88	nitrosylation	C	109	76	1	0	0	0	0