On Thu, 20 Jan 2011, Justin Lecher wrote: > it might be historical, but this doesn't make it correct. Indeed! > Thanks for pointing to the HIS-patches in Aria. I never payed attantion > to it. Am I correct, HISD means proton on ND1 and HISE means prton on HE2 ? Yes, you've got it. Brian -- Dr. Brian O. Smith ---------------------- Brian Smith at glasgow ac uk School of Life Sciences, College of Medical, Vetinary & Life Sciences, Joseph Black Building, University of Glasgow, Glasgow G12 8QQ, UK. Tel: 0141 330 5167/6459/3089 Fax: 0141 330 4600 ---------------------------------------------------------------------- The University of Glasgow, charity number SC004401