3FUP | pdb_00003fup

Crystal structures of JAK1 and JAK2 inhibitor complexes

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2B7A	PDB ENTRY 2B7A

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		280	18% PEG 8000, 100 mM Cacodylate, pH 6.5/6.7, 100 mM magnesium acetate, 100 mM KCl , VAPOR DIFFUSION, HANGING DROP, temperature 280K

Crystal Properties
Matthews coefficient	Solvent content
3.1	60.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 110.491	α = 90
b = 110.491	β = 90
c = 70.317	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV	mirrors	2005-04-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RUH2R	1.5418

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	2.4	110.43		0.093	13.35			29833

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)
	2.4	2.49			0.531

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-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2B7A	2.4	110.43	29833	1601	94.33	0.18159	0.17806	0.21	0.24966	0.27	RANDOM	44.983

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]
0.71			0.71		-1.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.132
r_dihedral_angle_4_deg	22.147
r_dihedral_angle_3_deg	18.421
r_scangle_it	10.542
r_scbond_it	7.553
r_dihedral_angle_1_deg	6.626
r_mcangle_it	4.559
r_mcbond_it	2.894
r_angle_refined_deg	1.823
r_nbtor_refined	0.321
r_symmetry_vdw_refined	0.304
r_nbd_refined	0.224
r_symmetry_hbond_refined	0.201
r_xyhbond_nbd_refined	0.163
r_chiral_restr	0.118
r_bond_refined_d	0.019
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4757
Nucleic Acid Atoms
Solvent Atoms	135
Heterogen Atoms	46

Software

Software
Software Name	Purpose
CrystalClear	data collection
MOLREP	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling