3LPP | pdb_00003lpp

Crystal complex of N-terminal sucrase-isomaltase with kotalanol

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	298	0.5M NaCl, 0.1M Bis-Tris propane, 18% PEG 4000, pH 7.0, vapor diffusion, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 69.403	α = 90
b = 165.763	β = 90
c = 341.4	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 270		2009-05-09		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	0.9175	CHESS	F1

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	2.15	20	95	0.165	11.4	4.4		202547

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)
	2.15	2.19	84.6		0.474		3.1

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.15	19.95	192262	10150	94.83	0.1792	0.17693	0.24	0.22263	0.2739	RANDOM	11.936

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]
-0.07			0.02		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.961
r_dihedral_angle_4_deg	19.101
r_dihedral_angle_3_deg	14.901
r_dihedral_angle_1_deg	6.359
r_scangle_it	2.545
r_scbond_it	1.625
r_angle_refined_deg	1.304
r_mcangle_it	0.99
r_mcbond_it	0.627
r_nbtor_refined	0.31
r_symmetry_vdw_refined	0.201
r_nbd_refined	0.198
r_symmetry_hbond_refined	0.152
r_xyhbond_nbd_refined	0.146
r_chiral_restr	0.092
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	27961
Nucleic Acid Atoms
Solvent Atoms	1727
Heterogen Atoms	376

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction