Table 5. X-ray Data Collection and Refinement Statistics.
structure | Y220C | Y220C-9323 | Y220H | Y220S | Y220S-9301 | Y220S-9323 |
---|---|---|---|---|---|---|
data collection | ||||||
space group | P212121 | P212121 | P212121 | P212121 | P212121 | P212121 |
a (Å) | 65.18 | 64.88 | 64.76 | 65.06 | 64.98 | 65.22 |
b (Å) | 71.15 | 71.14 | 70.77 | 71.22 | 71.30 | 71.19 |
c (Å) | 105.04 | 104.74 | 104.88 | 105.40 | 105.72 | 105.16 |
molecules/AU | 2 | 2 | 2 | 2 | 2 | 2 |
resolution (Å)a | 29.5–1.24 (1.31–1.24) | 47.9–1.53 (1.56–1.53) | 47.8–1.44 (1.47–1.44) | 29.6–1.50 (1.58–1.50) | 29.6–1.40 (1.48–1.40) | 48.1–1.80 (1.84–1.80) |
unique reflections | 135,992 | 72,947 | 86,307 | 78,532 | 96,281 | 45,643 |
completeness (%)a | 98.0 (96.2) | 99.0 (97.7) | 98.5 (97.7) | 99.4 (99.4) | 99.3 (99.4) | 99.1 (99.9) |
multiplicitya | 5.5 (5.5) | 4.1 (3.9) | 5.5 (5.6) | 4.7 (4.6) | 4.7 (4.7) | 4.3 (4.4) |
Rmerge (%)a | 5.3 (58.2) | 5.3 (63.6) | 8.6 (63.5) | 6.0 (52.9) | 5.3 (48.4) | 8.9 (54.1) |
CC(1/2)a | 0.999 (0.887) | 0.999 (0.798) | 0.995 (0.888) | 0.999 (0.875) | 0.999 (0.895) | 0.996 (0.873) |
mean I/σ(I)a | 15.6 (3.1) | 14.1 (2.5) | 9.3 (2.4) | 14.5 (2.9) | 13.1 (3.0) | 8.9 (2.5) |
refinement | ||||||
Rwork (%)b | 15.1 | 14.3 | 15.2 | 14.7 | 15.1 | 19.0 |
Rfree (%)b | 17.2 | 17.3 | 17.8 | 17.7 | 17.6 | 22.4 |
no. of atoms | ||||||
proteinc | 3171 | 3100 | 3131 | 3082 | 3117 | 3064 |
zinc | 2 | 2 | 2 | 2 | 2 | 2 |
water | 513 | 474 | 516 | 474 | 445 | 392 |
ligands | 14 | 71 | 31 | 18 | 62 | 52 |
RMSD bonds (Å) | 0.005 | 0.006 | 0.006 | 0.005 | 0.005 | 0.006 |
RMSD angles (deg) | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
mean B (Å2) | 18.5 | 21.0 | 18.8 | 22.6 | 21.5 | 22.6 |
PDB entry | 6SHZ | 6SI0 | 6SI1 | 6SI2 | 6SI3 | 6SI4 |
Values in parentheses are for the highest resolution shell.
Rwork and Rfree = ∑||Fobs| – |Fcalc||/∑|Fobs|, where Rfree was calculated with 5% of the reflections chosen at random and not used in the refinement.
Number includes alternative conformations.