Table 1. Experimental conditions and data-collection statistics.

Values in parentheses are for the highest resolution shell.

Data collection	Native	Zn peak	Edge	Remote
X-ray source	BL26B1, SPring-8	BL26B1, SPring-8
Wavelength (Å)	1.0000	1.28230	1.28275	1.3330
Detector	Jupiter 210cs CCD	Jupiter 210cs CCD
Temperature (K)	100	100
Crystal-to-detector distance (mm)	180	150
Space group	P4	P4
Unit-cell parameters (Å)	a = b = 100.944, c = 45.870	a = b = 100.860, c = 45.959
Resolution range (Å)	30.0–1.90 (1.97–1.90)	50–2.30 (2.38–2.30)
Total reflections	245580	105929	100444	102657
Unique reflections	36580	20641	20603	20593
Completeness (%)	99.3 (99.2)	98.8 (99.2)	98.8 (99.3)	98.7 (99.4)
Rsym†	6.6 (24.6)	10.8 (26.0)	10.6 (25.3)	11.6 (28.5)
Average 〈I/σ(I)〉	18.4 (3.8)	17.9 (5.8)	17.1 (5.2)	16.8 (5.0)
Redundancy	6.7	5.1	4.9	5.0
Anomalous signal (asn‡)		1.69
VM (Å3 Da−1)	2.7
Z	2
Solvent content (%)	54.2

^† R _sym = .

^‡Average anomalous signal-to-noise ratio.