Table 2 Statistics of data collection and structure refinement

From: Ubiquitin-derived artificial binding proteins targeting oncofetal fibronectin reveal scaffold plasticity by β-strand slippage

Dataset (PDB accession)

Af1 (8PF0)

Af2:7B8 complex (8PEQ)

X-ray source

BESSY BL14.2

BESSY BL14.1

Wavelength [Å]

0.9184

0.9184

Detector

CCD MX225

PILATUS 6 M

Space group

P41

C2

Cell parameter

  

a,b,c [Å]

62.77, 62.77, 67.84

168.67, 105.86, 78.99

α,β,γ [°]

90.00, 90.00, 90.00

90.00, 93.52, 90.00

Resolution [Å]

30.0-2.2

(2.3-2.2)

43.0-2.3

(2.4-2.3)

Completeness [%]

99.5 (97.6)a

96.8 (78.7)b

Total reflections unique reflections

99386

26176 (3189)a

210486

59628 (5777)b

Multiplicity

3.8 (3.8)a

3.5 (3.3)b

Rmerge

3.1 (38.7)a

5.8 (39.9)b

I/σ(I)

22.9 (3.9)a

16.5 (3.1)b

CC1/2

99.9 (91.0)a

99.8 (83.9)b

Wilson B-factor

58.6

41.9

Structure refinement

  

Molecules per asymmetric unit

1 Af1

3 Af2

3 7B8

R values [%]

  

Rwork

19.3

19.8

Rfree

22.6

25.1

Number of atoms

  

Protein

1223

9940

Cu2+ ions

4

Buffer components

10

10

Solvent

78

536

Average B factor [Å2]

55.6

39.8

Rmsd

  

Bond lengths [Å]

0.007

0.008

Bond angles [°]

1.1

1.0

Ramachandran [%]

  

Favoured

98.0

97.9

Allowed

2.0

2.0

Outlier

0.0

0.1

Molprobity clashscore

2.4

4.5

  1. Values for highest resolution shell are given in parentheses.
  2. aFriedel pairs treated as independent reflections.
  3. bFriedel pairs merged.