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Re: [ccp4bb]: I to F's
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> I would like to know if someone could tell me what is the mathematical
> algorithmn that is implemented in SCALEPACK2MTZ, when it converts I and
> sigmaI to F,sigmaF's,
Scalepack2mtz does not convert I to F, it merely writes I, sigmaI into mtz
format. Then TRUNCATE does the conversion. Basically: F = sqrt(I), but
the reference is in the truncate manual.
DANO is simply [F(+) - F(-)].
Does that help?
> Imean and sigmaImean, and also in TRUNCATE when it calculates DANO, sigmaDANO from
> F(+) and F(-).
> Basically, I would like to know the formulas used in such programs for converting
> a sca file with anomalous signal to a mtz.
> Thanks you all for helping.
> Ronaldo Nagem.
> Ronaldo A. P. Nagem |
> Protein Crystallography Group | E-mail: email@example.com
> LNLS Laboratorio Nacional de Luz Sincrotron | Phone: 55-019-2874520
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