1AQL

CRYSTAL STRUCTURE OF BOVINE BILE-SALT ACTIVATED LIPASE COMPLEXED WITH TAUROCHOLATE

X-RAY DIFFRACTION

---

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		pH 7

Crystal Properties
Matthews coefficient	Solvent content
3.2	61.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 130.23	α = 90
b = 104.09	β = 90
c = 120.18	γ = 90

Symmetry
Space Group	P 21 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	AREA DETECTOR	SIEMENS		1997-03-13	M

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

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	2.8	17	82.7	0.117	9.1	1.8		33877		0.5	43.5

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	2.8	2.9	48.3		0.206	2.4	1.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	PDB ENTRY 1AKN	2.8	8	1.5	31019	3117	79.5	0.211	0.211	0.275	RANDOM	43.7

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]
4.6379			-9.2577		4.6198

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	23.92
x_angle_deg	1.5
x_improper_angle_d	1.326
x_bond_d	0.01
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8330
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	168

Software

Software
Software Name	Purpose
SADIE	data collection
SAINT	data reduction
X-PLOR	model building
X-PLOR	refinement
SADIE	data reduction
SAINT	data scaling
X-PLOR	phasing