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<div>In some table 1 of the crystallography paper, there is an
item called "FOM". Will you please explain the meaning of it?
Do we have a server to get it or some other route to get this
value?<br>
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This is the letter "m" in Randy's 2mFo-DFc map -;)<br>
<br>
phenix.refine, phenix.maps and other relevant tools estimate it in
resolution shells using test reflections as described here:<br>
<br>
J. Appl. Cryst. (1996). 29, 741-744<br>
<br>
and here<br>
<br>
Acta Cryst. (1995). A51, 880-887<br>
<br>
Of course there are plenty of other literature on this subject!<br>
<br>
Pavel<br>
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