📁 同位素
This category leads to websites about Isotopes, the variants of chemical elements with different neutron and nucleon number, with respect to protons.These are often divided according to their stability, and radioactivity arising from their instability.
条目 (4+)
Structural Biology and Protein Related Groups at Caltech
http://www.its.caltech.edu/~bjorker/strubio.html
London UK: Birkbeck College, The Department of Crystallography
http://www.cryst.bbk.ac.uk/