Table 2 Cryo-EM data collection, refinement and validation statistics

From: A two-step mechanism for sugar translocation

 

PfHT1_2,5-AHM

(EMDB-54787)

(PDB 9SDL)

Data collection and processing

Magnification

130,000

Voltage (kV)

300

Electron exposure (e2)

62.3

Defocus range (μm)

2.0–0.6

Pixel size (Å)

0.65

Symmetry imposed

C2

Initial particle images (no.)

5,741,311

Final particle images (no.)

300,678

Map resolution (Å)

2.42

 FSC threshold

0.143

Map resolution range (Å)

2.1–4.2

Refinement

Initial model used (PDB code)

6RW3

Model resolution (Å)

2.6

 FSC threshold

0.5

Model composition

 Non-hydrogen atoms

7,604

 Protein residues

956

 Ligands

2

B factors (Å2)

 Protein

76.72

 Ligand

66.07

R.m.s. deviations

 Bond lengths (Å)

0.003

 Bond angles (°)

0.430

Validation

 MolProbity score

1.59

 Clashscore

2.59

 Poor rotamers (%)

0.47

Ramachandran plot

 Favored (%)

97.48

 Allowed (%)

2.52

 Disallowed (%)

0.0