3QLX

Candida glabrata dihydrofolate reductase complexed with NADPH and 6-methyl-5-[(3R)-3-(3,4,5-trimethoxyphenyl)pent-1-yn-1-yl]pyrimidine-2,4-diamine (UCP112A)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3CSE	PDB ENTRY 3CSE

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	277	PEG 4000, MgCl2, Tris, pH 8.5, vapor diffusion, hanging drop, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.01	38.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.757	α = 90
b = 42.757	β = 90
c = 232.124	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315	mirrors	2009-01-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X25	1.100	NSLS	X25

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.239	50	99.5	0.082	11.3	5.2	19811	19811	3	3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.239	2.32	100		0.337		5.3	1946

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3CSE	2.239	28.69	19811	19811	1017	99.51	0.1873	0.1873	0.1847	0.2363	RANDOM	32.9665

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.206
r_dihedral_angle_4_deg	17.338
r_dihedral_angle_3_deg	17.28
r_dihedral_angle_1_deg	8.861
r_scangle_it	4.721
r_scbond_it	3.355
r_mcangle_it	2.094
r_mcbond_it	1.365
r_angle_refined_deg	1.121
r_nbtor_refined	0.315

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.206
r_dihedral_angle_4_deg	17.338
r_dihedral_angle_3_deg	17.28
r_dihedral_angle_1_deg	8.861
r_scangle_it	4.721
r_scbond_it	3.355
r_mcangle_it	2.094
r_mcbond_it	1.365
r_angle_refined_deg	1.121
r_nbtor_refined	0.315
r_symmetry_vdw_refined	0.248
r_nbd_refined	0.226
r_xyhbond_nbd_refined	0.117
r_chiral_restr	0.1
r_symmetry_hbond_refined	0.077
r_bond_refined_d	0.014
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3692
Nucleic Acid Atoms
Solvent Atoms	74
Heterogen Atoms	148

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
DENZO	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.