7JTQ

Human Complement Factor B Inhibited by a Slow Off-Rate Modified Aptamer of 31 Bases

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 22-ID
Synchrotron site	APS
Beamline	22-ID
Temperature [K]	100
Detector technology	PIXEL
Collection date	2018-11-26
Detector	DECTRIS EIGER X 16M
Wavelength(s)	0.97243
Spacegroup name	P 1 21 1
Unit cell lengths	87.044, 145.751, 87.064
Unit cell angles	90.00, 109.62, 90.00

Refinement procedure

Resolution	42.880 - 3.500
R-factor	0.2292
Rwork	0.227
R-free	0.25660
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2ok5 7jtn
RMSD bond length	0.009
RMSD bond angle	1.329
Data reduction software	HKL-2000
Data scaling software	SCALEPACK
Phasing software	PHASER
Refinement software	PHENIX (v1.17)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	3.630
High resolution limit [Å]	3.500	7.530	3.500
Rmerge	0.237	0.133	0.697
Rmeas	0.281	0.154	0.841
Rpim	0.147	0.074	0.461
Total number of observations	84318
Number of reflections	24998	2602	2428
<I/σ(I)>	3.6
Completeness [%]	97.3	98.6	93.6
Redundancy	3.4	3.6	3
CC(1/2)		0.959	0.590

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	0.1 M HEPES (pH 7.5), 0.2 M ammonium acetate, 25% (w/v) peg-3350