1AJQ

PENICILLIN ACYLASE COMPLEXED WITH THIOPHENEACETIC ACID

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.2		CRYSTALLIZED FROM 10% PEG 8000, 50MM MOPS, PH 7.2, STREAK SEEDED. SOAKED IN 5MM THIOPHENEACETIC ACID

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	MARRESEARCH		1995-06-01	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X31		EMBL/DESY, HAMBURG	X31

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	2.03	19.85	97	0.072	36.4	2		48998			16.2

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	2.05	2.09	79.7		0.4	62.6	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	2.05	19.85	52711	3689	97	0.1645	0.2325	BASED ON NATIVE	28.51

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	27.1
p_staggered_tor	19.2
p_scangle_it	8.123
p_scbond_it	6.018
p_planar_tor	4.9
p_mcangle_it	3.871
p_mcbond_it	2.942
p_multtor_nbd	0.326
p_singtor_nbd	0.18
p_chiral_restr	0.146
p_xyhbond_nbd	0.146
p_planar_d	0.041
p_angle_d	0.036
p_plane_restr	0.0253
p_bond_d	0.014
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	6070
Nucleic Acid Atoms
Solvent Atoms	660
Heterogen Atoms	10

Software

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