1AI7

PENICILLIN ACYLASE COMPLEXED WITH PHENOL

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	batch method	7.2		CRYSTALLIZED FROM 12% PEG 8000, 50MM MOPS, PH 7.2, BATCH METHOD SOAKED IN 2MM PHENOL, batch method

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.12	α = 100.2
b = 65.08	β = 111.44
c = 76.3	γ = 105.81

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	300	IMAGE PLATE	RIGAKU RAXIS II		1994-08-21	M

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	2.5	24.97	95.8	0.42	13.1	2		28131			17

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	2.5	2.63	93.9		0.109	6.5	1.9

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	ISOMORPHOUS TO NATIVE	FREE R	2.5	24.97	28131	1969	95.8	0.1386	0.2168	BASED ON NATIVE	40.61

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]

RMS Deviations
Key	Refinement Restraint Deviation
p_transverse_tor	26.6
p_staggered_tor	19.5
p_scangle_it	8.411
p_scbond_it	6.278
p_planar_tor	4.6
p_mcangle_it	3.767
p_mcbond_it	2.553
p_multtor_nbd	0.31
p_singtor_nbd	0.18
p_xyhbond_nbd	0.159
p_chiral_restr	0.119
p_planar_d	0.037
p_angle_d	0.035
p_plane_restr	0.0119
p_bond_d	0.011
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6071
Nucleic Acid Atoms
Solvent Atoms	636
Heterogen Atoms	8

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
ROTAVATA	data scaling