6G7Q | pdb_00006g7q

Trichodesmium Tery_3377 (IdiA) (FutA) in complex with iron and citrate ligands.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	294	PEG500MME, PEG20000, Sodium formate, Ammonium acetate, Sodium citrate tribasic dihydrate, Sodium potassium tartrate tetrahydrate, Sodium oxamate, Sodium HEPES, MOPS (acid).

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.81

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.33	α = 90
b = 102.01	β = 112.85
c = 57.67	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	100	PIXEL	DECTRIS PILATUS3 6M		2016-07-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID30B	0.976250	ESRF	ID30B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	30	98.3	0.072	0.08	0.999	11.63	5.826		183781			17.471

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.2	1.23	99.2		0.871	0.963	0.679	1.55	5.552

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.2	30	181790	1991	98.43	0.1358	0.1355	0.1434	0.1648	0.1703	RANDOM	17.882

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]
0.32		0.27	-0.61		0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.134
r_sphericity_free	27.171
r_dihedral_angle_4_deg	19.6
r_dihedral_angle_3_deg	11.753
r_sphericity_bonded	10.305
r_dihedral_angle_1_deg	5.674
r_rigid_bond_restr	2.887
r_angle_refined_deg	1.818
r_angle_other_deg	1.07
r_chiral_restr	0.12
r_bond_refined_d	0.016
r_gen_planes_refined	0.01
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4885
Nucleic Acid Atoms
Solvent Atoms	863
Heterogen Atoms	53

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing
PDB_EXTRACT	data extraction