2B7U

Ribosome inactivating protein type 1 from Charybdis maritima AGG

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
other		combined model from PARTS OF 12 RIP's

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	283	100mM Mes, 16% PEG 6000, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 283K

Crystal Properties
Matthews coefficient	Solvent content
2.41	49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.24	α = 90
b = 57.24	β = 104.08
c = 51.088	γ = 90

Symmetry
Space Group	C 1 2 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			2005-02-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1		ESRF	ID14-1

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	1.6	49.63	97	0.064	0.064	18.1	4.6		35616			18.86

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)
	1.6	1.69	82.2		0.186	0.186	5.9	3.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	combined model from PARTS OF 12 RIP's	1.6	20	33815	1785	97.2	0.18648	0.183	0.182	0.208	RANDOM	18.21

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]
-0.74		-0.42	0.37		0.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.882
r_dihedral_angle_4_deg	23.992
r_dihedral_angle_3_deg	15.362
r_dihedral_angle_1_deg	5.496
r_scangle_it	3.565
r_scbond_it	2.446
r_mcangle_it	1.669
r_angle_refined_deg	1.598
r_mcbond_it	1.123
r_angle_other_deg	0.886
r_mcbond_other	0.235
r_symmetry_vdw_other	0.231
r_symmetry_vdw_refined	0.23
r_nbd_refined	0.22
r_nbd_other	0.194
r_nbtor_refined	0.184
r_xyhbond_nbd_refined	0.171
r_chiral_restr	0.163
r_symmetry_hbond_refined	0.085
r_nbtor_other	0.083
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.001
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	2047
Nucleic Acid Atoms
Solvent Atoms	253
Heterogen Atoms	12

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
REFMAC	refinement
CCP4	data scaling