3GMV

Crystal Structure of Beta-Lactamse Inhibitory Protein-I (BLIP-I) in Apo Form

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop vapor batch		294	20 mg/ml protein in 50 mM tris, pH 8.0, 50 mM NaCl mixed 1:1 with well solution 30% PEG 4000, 0.3 M lithium chloride, 0.1 M TrisCl, pH 8.5, hanging drop vapor batch, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 98.735	α = 90
b = 44.071	β = 104.58
c = 45.291	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	IMAGE PLATE	MAR scanner 345 mm plate		2000-10-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.1	1.0000	ALS	8.2.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.75	25	91	0.041	28.336			17522

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.75	1.81	68.7		0.094	11.6	5.7

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.8	20.49	15645	795	100	0.1874	0.18543	0.22695	RANDOM	14.96

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]
-0.28		0.23	0.6		-0.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.817
r_dihedral_angle_4_deg	15.107
r_dihedral_angle_3_deg	11.105
r_dihedral_angle_1_deg	5.99
r_scangle_it	3.883
r_scbond_it	2.391
r_mcangle_it	1.497
r_angle_refined_deg	1.35
r_mcbond_it	0.852
r_nbtor_refined	0.305
r_nbd_refined	0.194
r_symmetry_hbond_refined	0.151
r_xyhbond_nbd_refined	0.148
r_chiral_restr	0.111
r_symmetry_vdw_refined	0.109
r_bond_refined_d	0.013
r_gen_planes_refined	0.007
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	1221
Nucleic Acid Atoms
Solvent Atoms	201
Heterogen Atoms	11

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection