3ZOI

ISOPENICILLIN N SYNTHASE WITH AC-O-METHYL-D-THREONINE

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		1.0M LITHIUM SULPHATE, 76MM TRIS/HCL, PH 8.5, 2.0MM FERROUS SULPHATE, 2.6MG/ML TRIPEPTIDE, 25MG/ML IPNS

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.48	α = 90
b = 70.79	β = 90
c = 100.51	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	IMAGE PLATE	MARRESEARCH		1998-03-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU

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	1.81	21	98.2	0.06	14.3	3.2		30904			21.2

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	1.81	1.91	92.1		0.34	2.9	2.8

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 1BK0	1.82	11.96	28870	1181	98.08	0.16211	0.16041	0.20181	RANDOM	20.05

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]
-0.38			1.88		-1.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.186
r_dihedral_angle_3_deg	12.862
r_dihedral_angle_4_deg	7.298
r_dihedral_angle_1_deg	6.456
r_angle_refined_deg	1.818
r_scbond_it	1.662
r_mcangle_it	1.315
r_angle_other_deg	0.924
r_mcbond_it	0.901
r_mcbond_other	0.9
r_chiral_restr	0.243
r_bond_refined_d	0.02
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2640
Nucleic Acid Atoms
Solvent Atoms	233
Heterogen Atoms	52

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALA	data scaling