2GXQ

HERA N-terminal domain in complex with AMP, crystal form 1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	295	14% PEG6000, 0.3M CaCl2, 0.1M Tris/HCl pH7.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.582	α = 90
b = 52.887	β = 95.26
c = 44.643	γ = 90

Symmetry
Space Group	C 1 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	MAR CCD 165 mm	mirrors	2006-04-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X13	0.8015	EMBL/DESY, HAMBURG	X13

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.2	50	96	0.045	21.2	2.6	53955	53955			12

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.2	1.22	50		0.596	1.5	1.5	1399

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	PDB-ID 1hv8	1.2	21.82	51147	2703	96.8	0.13726	0.13556	0.16824	RANDOM	12.286

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]
-0.23		0.42	-0.31		0.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.907
r_dihedral_angle_4_deg	19.669
r_dihedral_angle_3_deg	13.933
r_sphericity_free	9.343
r_dihedral_angle_1_deg	5.483
r_scangle_it	4.679
r_sphericity_bonded	4.63
r_scbond_it	3.494
r_mcangle_it	2.542
r_angle_refined_deg	1.911
r_mcbond_it	1.87
r_rigid_bond_restr	1.661
r_angle_other_deg	1.037
r_mcbond_other	0.908
r_nbd_refined	0.256
r_symmetry_vdw_other	0.255
r_symmetry_hbond_refined	0.242
r_nbd_other	0.226
r_nbtor_refined	0.195
r_symmetry_vdw_refined	0.185
r_xyhbond_nbd_refined	0.184
r_chiral_restr	0.121
r_nbtor_other	0.097
r_bond_refined_d	0.02
r_gen_planes_refined	0.011
r_gen_planes_other	0.004
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1841
Nucleic Acid Atoms
Solvent Atoms	279
Heterogen Atoms	31

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
COMO	phasing