3T9G

The crystal structure of family 3 pectate lyase from Caldicellulosiruptor bescii

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	0.2 M ammonium phosphate monobasic, 0.1 M Tris, 50% v/v (+/-)-2-methyl-2,4-pentanediol, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 36.514	α = 90
b = 146.685	β = 90
c = 162.159	γ = 90

Symmetry
Space Group	C 2 2 21

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	Bruker Platinum 135	HELIOS MIRRORS	2011-07-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	BRUKER AXS MICROSTAR	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.5	25	99.6	0.0446	24.73	6.15	70692	70692

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.5	1.6	98.5		0.1495	8.23	3.97	12550

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	1EE6	1.5	25	66898	66898	3543	99.43	0.14501	0.14501	0.14325	0.17846	RANDOM	10.039

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]
0.66			-0.68		0.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.177
r_dihedral_angle_4_deg	26.625
r_dihedral_angle_3_deg	12.403
r_dihedral_angle_1_deg	6.933
r_scangle_it	5.085
r_scbond_it	3.298
r_angle_refined_deg	2.422
r_mcangle_it	2.192
r_mcbond_it	1.335
r_angle_other_deg	1.277
r_mcbond_other	0.413
r_chiral_restr	0.138
r_bond_refined_d	0.029
r_gen_planes_refined	0.012
r_gen_planes_other	0.005
r_bond_other_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2953
Nucleic Acid Atoms
Solvent Atoms	526
Heterogen Atoms	121

Software

Software
Software Name	Purpose
PROTEUM PLUS	data collection
MOLREP	phasing
REFMAC	refinement
SAINT	data reduction
PROTEUM PLUS	data scaling