4IKX

Crystal structure of peptide transporter POT (E310Q mutant)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SPRING-8 BEAMLINE BL32XU
Synchrotron site	SPring-8
Beamline	BL32XU
Temperature [K]	100
Detector technology	CCD
Collection date	2012-07-03
Detector	RAYONIX MX225HE
Wavelength(s)	1.00000
Spacegroup name	P 1 21 1
Unit cell lengths	54.146, 95.239, 57.592
Unit cell angles	90.00, 111.21, 90.00

Refinement procedure

Resolution	29.927 - 2.300
R-factor	0.2229
Rwork	0.221
R-free	0.25160
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.002
RMSD bond angle	0.660
Data reduction software	HKL-2000
Data scaling software	SCALEPACK
Phasing software	MOLREP
Refinement software	PHENIX (1.7.2_869)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	2.340
High resolution limit [Å]	2.300	6.240	2.300
Rmerge	0.106	0.047	0.343
Number of reflections	22683
<I/σ(I)>	10.1
Completeness [%]	92.4	98.7	86.1
Redundancy	3.7	6.5	2.3

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	LIPIDIC CUBIC PHASE	6.5	293	41% PEG 400, 100mM ADA-NaOH, 40mM Li2SO4, pH 6.5, lipidic cubic phase, temperature 293K