1B8F | pdb_00001b8f

Histidine ammonia-lyase (HAL) from Pseudomonas putida

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		HISTIDASE IN SPACE GROUP P21 (NOT DEPOSITED)

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.1		CRYSTALLIZED FROM 2.0 M (NH4)2SO4, 1 % GLYCEROL, 2 % PEG 400, 0.1 M HEPES AT pH 8.1. 20 % (V/V) GLYCEROL WERE USED AS CRYOPROTECTANT

Crystal Properties
Matthews coefficient	Solvent content
2.8	56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 79.267	α = 90
b = 116.788	β = 90
c = 129.532	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	AREA DETECTOR	SIEMENS		1998-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	2.1	39	83	8.2	7.9	2.9		28972			15.8

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	2.1	2.21	66		18.2	3	1.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	HISTIDASE IN SPACE GROUP P21 (NOT DEPOSITED)	2.1	39	28972	28972	1485	83	0.197	0.187	0.19	0.263	22.9

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	37.4
p_staggered_tor	19.5
p_planar_tor	8.3
p_scangle_it	2.3
p_mcangle_it	2.05
p_scbond_it	1.61
p_special_tor	1.5
p_mcbond_it	1.39
p_multtor_nbd	0.265
p_singtor_nbd	0.18
p_xyhbond_nbd	0.143
p_chiral_restr	0.119
p_planar_d	0.058
p_angle_d	0.024
p_plane_restr	0.0223
p_bond_d	0.014
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3762
Nucleic Acid Atoms
Solvent Atoms	210
Heterogen Atoms	11

Software

Software
Software Name	Purpose
AMoRE	phasing
REFMAC	refinement
XDS	data reduction
CCP4	data scaling