1SMH

Protein kinase A variant complex with completely ordered N-terminal helix

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.4	278	LiCl, MesBisTris, methanol, MEGA-8, (R,R)-2,3-butanediol, pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 278K

Crystal Properties
Matthews coefficient	Solvent content
2.66	53.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.78	α = 90
b = 79.431	β = 90
c = 117.82	γ = 90

Symmetry
Space Group	P 21 21 21

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	MARRESEARCH		2003-02-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MPG/DESY, HAMBURG BEAMLINE BW6	1.05000	MPG/DESY, HAMBURG	BW6

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.044	39.7	97.8			29754	29113

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.044	2.1	91.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.044	20	28175	27623	1485	98.04	0.19076	0.19076	0.18818	0.23789	RANDOM	28.338

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]
2.29			-0.84		-1.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.936
r_scangle_it	3.537
r_scbond_it	2.158
r_mcangle_it	1.559
r_angle_refined_deg	1.426
r_mcbond_it	0.851
r_angle_other_deg	0.835
r_symmetry_vdw_other	0.257
r_nbd_other	0.242
r_symmetry_hbond_refined	0.234
r_nbd_refined	0.213
r_symmetry_vdw_refined	0.18
r_xyhbond_nbd_refined	0.163
r_chiral_restr	0.095
r_nbtor_other	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_gen_planes_other	0.006
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3009
Nucleic Acid Atoms
Solvent Atoms	175
Heterogen Atoms	46

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing
REFMAC	refinement
CCP4	data scaling