. 2005 Feb 3;24(4):674–682. doi: 10.1038/sj.emboj.7600499

Table 2.

Crystallographic data

	RNAP-Rif^a	RNAP-Sor
Diffraction data
Crystal type (precipitant/cryoprotectant)	(NH₄)₂SO₄/saturated sucrose	NH₄COOH/NH₄COOH

Space group	P4₁2₁2	P4₁2₁2
Unit cell	a=b=199.45 Å	a=b=199.39 Å
	c=289.13 Å	c=290.97 Å

Parameter	Total/last shell	Total/last shell
Resolution range (Å)	30–3.3/3.42–3.3	40–3.2/3.31–3.2
R_merge	0.077/0.344	0.084/0.466
Completeness (%)	86.1/71.1	94.1/94.2
I/σ(I)	10.7/1.7	13.0/2.2
No. of reflections	75 420/6173	91 202/8999
No. of unique obs.	214 453/11 549	433 405/34 210

Refinement
R_cryst	0.27	0.28
R_free	0.33	0.34
^aAs described by Campbell et al (2001).