2VAU

Isopenicillin N synthase with substrate analogue ACOMP (unexposed)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1BK0	PDB ENTRY 1BK0

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
1.99	37.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.697	α = 90
b = 71.161	β = 90
c = 100.912	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	MIRRORS	2005-04-17	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	1.8	34.3	98.4	0.1	21	9		31926			13.47

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	1.79	1.89	89		0.27	7.2	8.5

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	1.8	30.41	30604	1245	99.8	0.152	0.151	0.19	RANDOM	5.5

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]
0.04			0.03		-0.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.828
r_dihedral_angle_3_deg	12.53
r_dihedral_angle_4_deg	9.133
r_dihedral_angle_1_deg	6.422
r_scangle_it	3.861
r_scbond_it	2.785
r_angle_other_deg	2.235
r_angle_refined_deg	1.722
r_mcangle_it	1.446
r_mcbond_it	1.24
r_symmetry_vdw_other	0.288
r_nbd_other	0.221
r_nbd_refined	0.218
r_nbtor_refined	0.185
r_symmetry_hbond_refined	0.184
r_symmetry_vdw_refined	0.169
r_xyhbond_nbd_refined	0.159
r_chiral_restr	0.114
r_nbtor_other	0.086
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_gen_planes_other	0.007
r_bond_other_d	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
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	2645
Nucleic Acid Atoms
Solvent Atoms	345
Heterogen Atoms	25

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
REFMAC	phasing