Additional file 1.Figure S1: Comparison of amino acid frequencies of indel sequences in "all indels" (All), "naturally occurring indels" (Natural) and reference (Background) datasets. Figure S2: Frequencies of secondary structure types for residues flanking indel sequences. Table S1: Statistical significance analysis of the observed numbers in "all indels" dataset. Table S2: Statistical significance analysis of the observed numbers in naturally occurring indels. Format: PDF Size: 284KB Download file This file can be viewed with: Adobe Acrobat Reader Kim and Guo BMC Structural Biology 2010 10:24 doi:10.1186/1472-6807-10-24 |