2JIY

PHOTOSYNTHETIC REACTION CENTER MUTANT WITH ALA M149 REPLACED WITH TRP (CHAIN M, AM149W)

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
other		WILD-TYPE RHODOBACTER SPHAEROIDES COORDINATES UNPUBLISHED DATA

Crystallization

Crystal Properties
Matthews coefficient	Solvent content
5.5	76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 139.785	α = 90
b = 139.785	β = 90
c = 185.454	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	100	CCD	ADSC CCD			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1		SRS	PX14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.2	15.9	98.6	0.07	20.6	3.8		106556

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.25	98.4		0.57	2.7	3.8

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X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	WILD-TYPE RHODOBACTER SPHAEROIDES COORDINATES UNPUBLISHED DATA	2.2	15.97	99574	5200	98.7	0.183	0.181	0.207	RANDOM	30.95

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]
1.24	0.62		1.24		-1.86

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.447
r_dihedral_angle_4_deg	15.274
r_dihedral_angle_3_deg	12.371
r_dihedral_angle_1_deg	6.993
r_scangle_it	1.816
r_angle_refined_deg	1.36
r_scbond_it	1.233
r_angle_other_deg	0.932
r_mcangle_it	0.855
r_mcbond_it	0.569
r_symmetry_vdw_other	0.296
r_nbd_refined	0.207
r_nbd_other	0.188
r_nbtor_refined	0.186
r_symmetry_hbond_refined	0.172
r_xyhbond_nbd_refined	0.148
r_chiral_restr	0.139
r_mcbond_other	0.112
r_nbtor_other	0.084
r_symmetry_vdw_refined	0.031
r_bond_refined_d	0.01
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
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	6473
Nucleic Acid Atoms
Solvent Atoms	383
Heterogen Atoms	571

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
AMoRE	phasing