1SB2

High resolution Structure determination of rhodocetin

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	294	NaH2PO4, KH2PO4, HEPES-Na, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.875	α = 90
b = 65.935	β = 90
c = 118.841	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 QUANTUM 4	mirror	2001-05-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X8C	0.978569	NSLS	X8C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.9	28.87	97.2			28995	27466

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	1.97	78.7

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.9	28.87	28995	27466	1472	97.16	0.19128	0.19128	0.18918	0.23139	RANDOM	24.568

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]
-0.01			0.02		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	7.156
r_scangle_it	4.832
r_scbond_it	3.127
r_mcangle_it	2.18
r_angle_refined_deg	1.672
r_mcbond_it	1.183
r_angle_other_deg	0.998
r_symmetry_vdw_other	0.274
r_nbd_other	0.257
r_symmetry_vdw_refined	0.245
r_nbd_refined	0.236
r_chiral_restr	0.175
r_xyhbond_nbd_refined	0.167
r_symmetry_hbond_refined	0.107
r_nbtor_other	0.089
r_bond_refined_d	0.02
r_gen_planes_other	0.01
r_gen_planes_refined	0.009
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2104
Nucleic Acid Atoms
Solvent Atoms	167
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement