1UPB

Carboxyethylarginine synthase from Streptomyces clavuligerus

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		1.6M (NH4)2SO4, 0.1M HEPES PH7.4, 10 MG/ML PROTEIN WITH 3-FOLD EXCESS OF TDP., pH 7.50

Crystal Properties
Matthews coefficient	Solvent content
2.86	56.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 117.703	α = 90
b = 127.276	β = 90
c = 197.091	γ = 90

Symmetry
Space Group	P 21 21 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	ADSC CCD		2003-05-15	M	SINGLE WAVELENGTH

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

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	2.35	38.35	92.3	0.054	10.6	3.7		114144

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	2.35	2.48	63.7		0.115	5.8	2.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	2.35	39	108483	5581	92.3	0.159	0.157	0.196	RANDOM	16.3

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]
0.44			0.02		-0.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.33
r_scangle_it	2.449
r_scbond_it	1.414
r_angle_refined_deg	1.324
r_mcangle_it	0.899
r_angle_other_deg	0.832
r_mcbond_it	0.482
r_symmetry_vdw_other	0.248
r_nbd_other	0.236
r_nbd_refined	0.204
r_symmetry_hbond_refined	0.168
r_xyhbond_nbd_refined	0.121
r_symmetry_vdw_refined	0.088
r_nbtor_other	0.083
r_chiral_restr	0.081
r_bond_refined_d	0.012
r_gen_planes_refined	0.005
r_gen_planes_other	0.005
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
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_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	16583
Nucleic Acid Atoms
Solvent Atoms	881
Heterogen Atoms	148

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling