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<DIV>Hi, I chose the target as "selected residues", then selected the residue I want to put certain color on, but only a bond color was changed when I did that. However, if I did not select a residue, then the color option will change the color for the whole helix selected.</DIV>
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<DIV>thank</DIV>
<DIV>Xuehong</DIV>
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<DIV>Xuehong Liu, Ph.D<BR>Research Assistant Professor<BR>Department of Physiology/Pharmacology<BR>Oregon Health & Science University<BR>3181 SW Sam Jackson Park Rd. L334<BR>Portland, OR 97239<BR>phone: (503) 494-3230<BR>fax: (503) 494-4352<BR></DIV></BODY></HTML>