1MAF | pdb_00001maf

The Active Site Structure of Methylamine Dehydrogenase: Hydrazines Identify C6 as the Reactive Site of the Tryptophan Derived Quinone Cofactor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				CRYSTALLIZATION OF THE (2,2,2)-TRIFLUOROETHYLHYDRAZINE INHIBITED ENZYME WAS DONE BY THE HANGING DROP METHOD WITH BUFFER 0.1 M NA ACETATE AT PH 5.0. THE PRECIPITANT WAS 42 PER CENT AMMONIUM SULFATE.

Crystal Properties
Matthews coefficient	Solvent content
4.91	74.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 129.784	α = 90
b = 129.784	β = 90
c = 104.334	γ = 120

Symmetry
Space Group	P 31 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION		2.6				0.188

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
t_angle_deg	2.9
t_bond_d	0.015
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1324
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms	2

Software

Software
Software Name	Purpose
TNT	refinement