6PEU

Structure of YcaO enzyme from Methanocaldococcus jannaschii in complex with peptide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		282	0.02 M 1,6-hexanediol, 0.02 M 1-butanol, 0.02 M 1,2-propanediol, 0.02 M 2-propanol, 0.02 M 1,4-butanediol, 0.02 M 1,3-propanediol, 0.05 M imidazole and 2-(N-morpholino)ethanesulfonic acid (MES) pH 6.5, 20% (v/v) ethylene glycol, 10% (w/v) polyethylene glycol 8000, 0.02 M ethylenediaminetetraacetic acid disodium salt

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.324	α = 90
b = 149.755	β = 103.57
c = 105.671	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	80	PIXEL	DECTRIS EIGER X 9M		2017-10-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	0.97872	APS	21-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.95	102.7	95.9	17.1	6.3		125182

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.95	1.98

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.95	25	118511	6274	95.83	0.19702	0.19485	0.23736	RANDOM	35.968

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]
2.36		0.48	-0.96		-1.46

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.445
r_dihedral_angle_3_deg	15.663
r_dihedral_angle_4_deg	15.445
r_long_range_B_refined	6.805
r_dihedral_angle_1_deg	6.144
r_mcangle_it	2.427
r_scbond_it	2.044
r_mcbond_it	1.517
r_angle_refined_deg	1.381
r_chiral_restr	0.09
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12760
Nucleic Acid Atoms
Solvent Atoms	962
Heterogen Atoms	131

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
autoPROC	data scaling
PHENIX	phasing