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. 2005 Jun 1;61(Pt 6):609–611. doi: 10.1107/S1744309105016118

Table 1. Crystal parameters and data-collection statistics.

Values in parentheses are for the outer shell.

          TtP5CDh-cit
Crystal TtP5CDh-apo TtP5CDh-NAD TtP5CDh-NADH TtP5CDh-Glu Untwinned Twinned
Crystal parameters            
 Unit-cell parameters (Å)            
   a 102.29 102.18 102.01 102.62 102.19 102.09
   c 279.28 278.61 278.32 279.07 279.36 279.53
 Space group R3 R3 R3 R3 R3 R3
Z 18 18 18 18 18 18
 Solvent content (%) 50.1 49.9 50.0 50.4 50.0 50.0
Data collection            
 Temperature (K) 100 100 100 100 100 100
 X-ray source BL26B1 BL26B1 BL26B1 BL26B1 BL45PX Rigaku FR-D
 Detector R-AXIS V R-AXIS V R-AXIS V R-AXIS V R-AXIS V R-AXIS IV
 Wavelength (Å) 0.8 0.8 1.0 0.8 1.02 1.542
 Resolution (Å) 30–1.08 (1.10–1.08) 50–1.8 (1.83–1.80) 40–1.9 (1.94–1.90) 30–1.3 (1.32–1.30) 50–1.35 (1.37–1.35) 50–1.9 (1.97–1.90)
 Unique reflections 450606 99097 85240 255946 232992 83382
 Redundancy 3.1 (2.3) 3.7 (3.7) 4.0 (3.0) 2.8 (2.2) 3.5 (3.2) 2.6 (1.7)
 Completeness (%) 96.3 (91.4) 98.4 (99.9) 100.0 (100.0) 95.0 (90.2) 97.8 (95.5) 97.3 (84.3)
Rmerge 6.3 (51.3) 11.3 (54.0) 7.8 (46.0) 7.5 (42.1) 6.3 (27.2) 6.7 (17.3)
 〈I/σ(I)〉 21.6 (2.0) 14.1 (3.4) 17.3 (2.2) 11.5 (2.0) 35.0 (5.4) 17.4(4.3)
 Twin fraction            
  (h, −hk, −l) 0.173 0.018 0.093 0.020 0.061 0.385
  (h + k, −k, −l) 0.070 0.013 0.043 0.014 0.041 0.123
  (−h, −k, −l) 0.081 0.020 0.060 0.023 0.049 0.128

Twin fractions (Yeates, 1997) for possible twinning operators in space group R3 were calculated using the detect_twinning.inp protocol implemented in CNS (Brünger et al., 1998).