Table 2 Summary of XRD data collection and structure refinement statistics of Nostoc sp. R76DM phycocyanin.

Crystallographic Data statistics for Phycocyanin

Unit Cell

67.14, 186.16, 85.53 (Å),

90.00 94.33 90.00 (°)

Space group

P 2₁

Resolution limits (Å)

46.54–2.35 (2.39–2.35)*

Solvent content (%)

48.66

Unique reflections

84711

Redundancy

2.6 (2.6)*

Completeness (%)

97.7 (99.0)*

R_merge

0.09 (0.406)*

Mean I/mean σ(I)

8.5 (2.5)*

Refinement statistics

Resolution range (Å)

37.26–2.35

Wilson B (Ų)

28.38

Final R_work/R_free

0.199/0.248

Number of non-hydrogen atoms

16694

Ramachandaran plot (favored/allowed/disallowed)

98.13/1.77/0.0

Root-mean-square deviation from ideality

Bond lengths (Å)

0.003

Bond angles (°)

1.096