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. 1997 Jul 8;94(14):7144–7149. doi: 10.1073/pnas.94.14.7144

Table 2.

Summary of crystallographic refinement

HisRS:HisAMP HisRS:HisOH:ATP
Resolution 12.0–2.6 12.0–2.8
Reflections (F > 3σ) 52,794 38,015
Rcryst (%) 22.1 24.9
Rfree (%) 29.6 34.8
rms dev. bonds, Å 0.012 0.015
rms dev. angles, ° 1.699 1.915
rms dev. dihedrals 24.492 24.799
rms dev. impropers 1.376 1.557
Mean B-factor, Å2 47.0 44.0
No. of protein atoms 11,630 11,547
No. of cofactor atoms 132 164
No. of solvent atoms 197 39

dev., deviation. Rcryst = Σhkl | Fhklobs − Fhklcalc |/Σhkl | Fhklobs |, testhkl = 0. Rfree = Σhkl | Fhklobs − Fhklcalc |/Σhkl | Fhklobs |, testhkl = 1 (2.5% of reflections were used for this calculation; ref. 18, no. 1836).