2G76

Crystal structure of human 3-phosphoglycerate dehydrogenase

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YGY	PDB ENTRY 1YGY, 1PSD
experimental model	PDB	1PSD	PDB ENTRY 1YGY, 1PSD

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	0.1 M MMT, 30 % PEG1k, 5mM NAD+, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.16	43.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.084	α = 90
b = 124.113	β = 100.99
c = 59.502	γ = 90

Symmetry
Space Group	P 1 21 1

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	MARMOSAIC 225 mm CCD		2006-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.99806	SLS	X10SA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.7	36.2	98.9			66626	66626

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.76	96.1

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1YGY, 1PSD	1.7	36.2	63219	63219	3371	98.6	0.1828	0.18098	0.21644	RANDOM	25.461

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]
0.12		-0.08	2		-2.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.94
r_dihedral_angle_3_deg	12.983
r_dihedral_angle_4_deg	12.396
r_dihedral_angle_1_deg	5.893
r_scangle_it	2.637
r_scbond_it	1.759
r_angle_refined_deg	1.453
r_mcangle_it	1.014
r_angle_other_deg	0.932
r_mcbond_it	0.709
r_nbd_refined	0.221
r_nbd_other	0.199
r_symmetry_vdw_other	0.194
r_mcbond_other	0.186
r_nbtor_refined	0.169
r_xyhbond_nbd_refined	0.139
r_symmetry_hbond_refined	0.129
r_nbtor_other	0.085
r_chiral_restr	0.081
r_symmetry_vdw_refined	0.046
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_bond_other_d	0.003
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4413
Nucleic Acid Atoms
Solvent Atoms	278
Heterogen Atoms	106

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing