2CBO

Crystal structure of the neocarzinostatin 3Tes24 mutant bound to testosterone hemisuccinate.

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1NCO	PDB ENTRY 1NCO

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				1.6-1.7M (NH4)2SO4, 0.1 M SODIUM CITRATE PH 6.0

Crystal Properties
Matthews coefficient	Solvent content
2.8	50

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.984	α = 90
b = 43.984	β = 90
c = 54.708	γ = 90

Symmetry
Space Group	P 41

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			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM30A		ESRF	BM30A

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	1.7	20	94.9	0.08	10.3	1.97		10933		2	15.4

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	1.7	1.76	91.7		0.54	1.6	1.9

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1NCO	1.7	18.51	10099	533	87.8	0.193	0.193	0.22	RANDOM	21.6

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]
1.6			1.6		-3.19

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	25.7
c_scangle_it	2.36
c_improper_angle_d	2.34
c_mcangle_it	1.81
c_angle_deg	1.8
c_scbond_it	1.74
c_mcbond_it	1.24
c_bond_d	0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	818
Nucleic Acid Atoms
Solvent Atoms	116
Heterogen Atoms	61

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing