5LMM

Structure of E coli Hydrogenase Hyd-1 mutant E28Q

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5A4I	pdb 5a4i

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	293	100 mM tris pH 8.1 150 mM NaCl 200 mM LiSO4 20-24% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.981	α = 90
b = 97.799	β = 90
c = 183.474	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 6M	mirrors	2016-04-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9763	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.2	91.74	97.9	0.14	0.998	9.1	10.9		511277

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.22	95.6		1.964	0.594	1.3	10.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	THROUGHOUT	pdb 5a4i	1.2	91.74	485082	25987	97.72	0.11893	0.11752	0.14561	RANDOM	14.04

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]
0.17			0.14		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.901
r_sphericity_free	21.839
r_dihedral_angle_4_deg	16.87
r_dihedral_angle_3_deg	11.507
r_sphericity_bonded	7.433
r_dihedral_angle_1_deg	6.023
r_long_range_B_refined	2.867
r_long_range_B_other	2.867
r_rigid_bond_restr	2.765
r_scangle_other	2.755
r_scbond_it	2.407
r_scbond_other	2.407
r_angle_refined_deg	1.785
r_mcangle_it	1.43
r_mcangle_other	1.43
r_mcbond_it	1.212
r_mcbond_other	1.212
r_angle_other_deg	1.112
r_chiral_restr	0.123
r_bond_refined_d	0.017
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13167
Nucleic Acid Atoms
Solvent Atoms	1426
Heterogen Atoms	123

Software

Software
Software Name	Purpose
REFMAC	refinement
DIALS	data reduction
Aimless	data scaling
PHASER	phasing