3QDG

The complex between TCR DMF5 and human Class I MHC HLA-A2 with the bound MART-1(26-35)(A27L) peptide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2GJ6	PDB entry 2GJ6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	297	PEG 30%, TRIS 0.1M, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 297K

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 228.361	α = 90
b = 46.554	β = 106.73
c = 86.036	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	IMAGE PLATE	MAR scanner 300 mm plate		2009-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.98	APS	21-ID-F

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	2.69	20	90.3	0.079	18.18	3.1	24430	22060	1	1

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	2.69	2.75	62.2		0.269		2.7	751

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 2GJ6	2.69	20	24453	22059	1123	90.21	0.221	0.221	0.2179	0.2775	RANDOM, 5%	91.254

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]
-8.01		3.01	6.78		2.95

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.773
r_dihedral_angle_3_deg	20.392
r_dihedral_angle_4_deg	19.168
r_dihedral_angle_1_deg	7.207
r_angle_refined_deg	1.354
r_mcangle_it	0.97
r_scangle_it	0.811
r_mcbond_it	0.543
r_scbond_it	0.5
r_chiral_restr	0.095

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.773
r_dihedral_angle_3_deg	20.392
r_dihedral_angle_4_deg	19.168
r_dihedral_angle_1_deg	7.207
r_angle_refined_deg	1.354
r_mcangle_it	0.97
r_scangle_it	0.811
r_mcbond_it	0.543
r_scbond_it	0.5
r_chiral_restr	0.095
r_bond_refined_d	0.009
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6596
Nucleic Acid Atoms
Solvent Atoms	24
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing

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.