4MRF

Crystal structure of the murine cd44 hyaluronan binding domain complex with a small molecule

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	30% PEG MME 5000, 100 mM MES, 200 mM (NH4)2SO4, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.58

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 30.805	α = 90
b = 81.626	β = 118.28
c = 32.358	γ = 90

Symmetry
Space Group	P 1 21 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	PIXEL	DECTRIS PILATUS 6M		2012-11-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.000	APS	17-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.55	40.8	98.8	0.031	0.042	22.1	3.2	20312	20192			21.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.55	1.63	95.5		0.085	0.085	8.8	2.5	2840

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 entry 2JCP	1.55	40.8	20133	1028	98.75	0.1819	0.1801	0.215	RANDOM	13.8573

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]
-0.67		-0.55	0.46		-0.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.266
r_dihedral_angle_4_deg	17.972
r_dihedral_angle_3_deg	11.87
r_dihedral_angle_1_deg	7.02
r_scangle_it	4.373
r_scbond_it	2.711
r_mcangle_it	1.727
r_angle_refined_deg	1.523
r_mcbond_it	1.014
r_chiral_restr	0.109

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.266
r_dihedral_angle_4_deg	17.972
r_dihedral_angle_3_deg	11.87
r_dihedral_angle_1_deg	7.02
r_scangle_it	4.373
r_scbond_it	2.711
r_mcangle_it	1.727
r_angle_refined_deg	1.523
r_mcbond_it	1.014
r_chiral_restr	0.109
r_bond_refined_d	0.016
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1171
Nucleic Acid Atoms
Solvent Atoms	60
Heterogen Atoms	25

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
JDirector	data collection
XDS	data reduction

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.