4ITC | pdb_00004itc

Crystal Structure Analysis of the K1 Cleaved Adhesin domain of Lys-gingipain (Kgp) from Porphyromonas gingivalis W83

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3M1H	PDB ENTRY 3M1H

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.6	298	40 mM KH2PO4, 20% (v/v) glycerol, 16% (w/v) PEG 8000, 1 M guanidine hydrochloride, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.05	40.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.034	α = 90
b = 33.321	β = 93.96
c = 67.245	γ = 90

Symmetry
Space Group	P 1 21 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	ADSC QUANTUM 315r		2011-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX2	0.95370	Australian Synchrotron	MX2

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	1.55	50	99.9	0.06	13.6	4.7	22038	22016		-3	20.9

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	1.55	1.61	100		0.342	4.173	4.7	2173

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3M1H	1.55	24.74	21043	20886	1000	99.25	0.1546	0.1533	0.1814	0.2093	RANDOM	14.3556

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]
0.05		0.07			-0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.375
r_dihedral_angle_3_deg	10.156
r_dihedral_angle_4_deg	9.081
r_dihedral_angle_1_deg	7.546
r_angle_refined_deg	1.59
r_angle_other_deg	0.78
r_chiral_restr	0.104
r_bond_refined_d	0.013
r_gen_planes_refined	0.007
r_gen_planes_other	0.003
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1244
Nucleic Acid Atoms
Solvent Atoms	123
Heterogen Atoms	26

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
HKL-2000	data reduction
HKL-2000	data scaling