Calculation of molecular weight from FASTA sequence

Conversion of SEQRES (PDB format) to FASTA

Useful subsets of PDB files

My web site for validation of protein structures

A video I made to celebrate the 40th anniversary of the Protein Data Bank; of the construction of a DNA molecule made out of LEGO(R) bricks

List of biotech companies

List of biotech products

List of pharmaceutical drugs with patent expiration in 2010-2012

Assets of Berkshire Hathaway dating back to 1977 according to 10Q/10K SEC filings

Equity securities of Berkshire Hathaway dating back to 1977 (pie sizes are relative to shareholders' equity)

Public companies with investment potential

Calculation of variable check code of IBAN

List of Marathons

readysteadysnap.com (a company started with a fellow friend, who is into photographing)