1UPA

Carboxyethylarginine synthase from Streptomyces clavuligerus (SeMet structure)

X-RAY DIFFRACTION

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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 = 117.69	α = 90
b = 127.27	β = 90
c = 196.77	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	MARRESEARCH		2003-07-15	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.9788, 0.8856	ESRF	BM14

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	32.44	96.7	0.081	7.6	5.8		119393

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	94.2		0.189	3.8	5

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	MAD	THROUGHOUT	2.35	35.14	113549	5782	96.4	0.159	0.157	0.198	RANDOM	20.09

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]
0.06			0.38		-0.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.358
r_scangle_it	2.776
r_scbond_it	1.642
r_angle_refined_deg	1.337
r_mcangle_it	0.977
r_angle_other_deg	0.826
r_mcbond_it	0.509
r_symmetry_vdw_other	0.266
r_nbd_other	0.237
r_symmetry_vdw_refined	0.204
r_nbd_refined	0.203
r_symmetry_hbond_refined	0.17
r_xyhbond_nbd_refined	0.135
r_nbtor_other	0.083
r_chiral_restr	0.08
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	16592
Nucleic Acid Atoms
Solvent Atoms	947
Heterogen Atoms	148

Software

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