4CCZ

Crystal structure of human 5-methyltetrahydrofolate-homocysteine methyltransferase, the homocysteine and folate binding domains

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I02
Synchrotron site	Diamond
Beamline	I02
Temperature [K]	100
Detector technology	PIXEL
Collection date	2013-01-26
Detector	DECTRIS PILATUS 6M
Spacegroup name	I 2 3
Unit cell lengths	166.803, 166.803, 166.803
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	39.350 - 2.700
R-factor	0.22004
Rwork	0.217
R-free	0.27408
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1q7q
RMSD bond length	0.005
RMSD bond angle	0.910
Data reduction software	XDS
Data scaling software	Aimless
Phasing software	PHASER
Refinement software	REFMAC (5.7.0032)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	39.320	2.850
High resolution limit [Å]	2.700	2.700
Rmerge	0.080	1.200
Number of reflections	21347
<I/σ(I)>	23.9	2.4
Completeness [%]	100.0	100
Redundancy	13.4	13.3

Crystallization Conditions

crystal ID	method	pH	temperature	details
1				2.4M SODIUM MALONATE