#for PDB structure 2cga #following 5 lines are for RasMol 2.5 compatibility select spacefill off wireframe off ribbons off backbone off label off reset slab off rotate z -70 rotate y -24 rotate x 95 translate x -35 translate y -18 zoom 108 select *a backbone 100 colour white select *a.CA spacefill 200 select 15-16a colour red select 14-15a,147-148a colour blue select 15-16a,146-147a backbone select 13-14a,148-149a backbone select arg15a.CA label "14,15 removed by pi-chymotrypsin" select ile16a.CA label "bond between 15 & 16 cleaved by trypsin" select asn148a.CA label "147,148 removed by pi-chymotrypsin" set fontsize 8