<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman, new york, times, serif;font-size:12pt"><DIV>Dear Sir/Madam,</DIV>
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<DIV>I am using Chimera viewer..and it is a great viewer ever...</DIV>
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<DIV>I kindly have a question... how could you know (from PDB file) the coorect bonding between atoms? I mean that how could you know that this atom is connected with CA not N nor C.....do u have all these bonds stored already in a database? or you use atom positions to determine that?</DIV>
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<DIV>I appreciate your time....</DIV>
<DIV>Kamal</DIV></div><br>
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