Experiment: 1AMK

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5TIM	PDB ENTRY 5TIM

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.85		100 MM ACETIC ACID/NAOH 4.5 20% PEG 6000 1 MM DTT, EDTA, 1 MM AZIDE, 5% ETHYLENE GLYCOL, 10 MM 2-PHOSPHOGLYCOLIC ACID. CRYSTAL WAS MOVED INTO 100 MM CITRATE PH 5.85 20 % PEG 6000, 1 MM DTT, 1 MM EDTA, 1 MM AZIDE BEFORE DATA COLLECTION.

Crystal Properties
Matthews coefficient	Solvent content
2.5	51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.09	α = 90
b = 52.94	β = 118.13
c = 58.85	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	295	DIFFRACTOMETER	ENRAF-NONIUS FAST		1996-02-22	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
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	1.8	22	89.2	0.048	20.8	5.5		22669

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	1.8	1.83	84.3		0.116	6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 5TIM	1.83	22	21346		88	0.107	0.21

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]

RMS Deviations
Key	Refinement Restraint Deviation
t_dihedral_angle_d	17.552
t_it	6.075
t_angle_deg	2.808
t_trig_c_planes	0.017
t_bond_d	0.016
t_gen_planes	0.016
t_nbd	0.015
t_incorr_chiral_ct
t_pseud_angle

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1906
Nucleic Acid Atoms
Solvent Atoms	112
Heterogen Atoms	9

Software

Software
Software Name	Purpose
AMoRE	phasing
TNT	refinement
DENZO	data reduction
SCALEPACK	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.