2IV2 | pdb_00002iv2

Reinterpretation of reduced form of formate dehydrogenase H from E. coli

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1AA6	PDB ENTRY 1AA6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				SEE 1AA6

Crystal Properties
Matthews coefficient	Solvent content
2.77	56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 146.4	α = 90
b = 146.4	β = 90
c = 81.27	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

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

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON

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 (Depositor)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1AA6	2.27	34.5	34111	1645	88.5	0.178	0.175	0.226	RANDOM	22.57

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]
-1.5			-1.5		3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.633
r_dihedral_angle_4_deg	20.186
r_dihedral_angle_3_deg	17.25
r_dihedral_angle_1_deg	7.364
r_scangle_it	2.163
r_angle_refined_deg	1.482
r_scbond_it	1.47
r_mcangle_it	0.971
r_angle_other_deg	0.895
r_mcbond_it	0.765
r_symmetry_vdw_other	0.237
r_symmetry_vdw_refined	0.209
r_nbd_other	0.202
r_nbd_refined	0.191
r_nbtor_refined	0.18
r_xyhbond_nbd_refined	0.165
r_symmetry_hbond_refined	0.137
r_nbtor_other	0.089
r_chiral_restr	0.079
r_bond_refined_d	0.013
r_gen_planes_refined	0.004
r_bond_other_d	0.002
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_mcbond_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	5444
Nucleic Acid Atoms
Solvent Atoms	267
Heterogen Atoms	104

Software

Software
Software Name	Purpose
REFMAC	refinement