2O1D

Pectate lyase bound to trisaccharide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	293	0.1M Sodium acetate pH 4.6, 0.2M Ammonium acetate, 30% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.571	α = 90
b = 69.023	β = 113.64
c = 59.198	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	ADSC QUANTUM 4		2005-06-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.2	0.98000	SRS	PX14.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	29.81	99.1	0.076	0.076	15.7	3.3	25098	25098			13.6

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2		97.6		0.138	0.138	8.8	3.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	2	29.81	23820	23820	1277	99.03	0.14979	0.14717	0.1989	RANDOM	11.863

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]
0.03		-0.37	-0.37		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.485
r_dihedral_angle_3_deg	12.958
r_dihedral_angle_4_deg	9.749
r_dihedral_angle_1_deg	6.31
r_scangle_it	1.891
r_scbond_it	1.312
r_angle_refined_deg	1.134
r_mcangle_it	0.789
r_mcbond_it	0.476
r_nbtor_refined	0.304
r_symmetry_hbond_refined	0.205
r_symmetry_vdw_refined	0.201
r_nbd_refined	0.193
r_xyhbond_nbd_refined	0.131
r_chiral_restr	0.082
r_metal_ion_refined	0.044
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3060
Nucleic Acid Atoms
Solvent Atoms	595
Heterogen Atoms	40

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing