4A3X

Structure of the N-terminal domain of the Epa1 adhesin (Epa1-Np) from the pathogenic yeast Candida glabrata, in complex with calcium and lactose

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2XJP	PDB ENTRY 2XJP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.4		50 MM TRIS-HCL, 200 MM NACL, 10 MM CACL2, 20 MM LACTOSE, 100 MM HEPES PH 7.5, 22.5% PEG8000.

Crystal Properties
Matthews coefficient	Solvent content
2.33	54.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.481	α = 90
b = 105.453	β = 90
c = 69.571	γ = 90

Symmetry
Space Group	C 2 2 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	MARMOSAIC 225 mm CCD		2011-09-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA		SLS	X06DA

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	1.65	42	99.1	0.06	20	6.9		33625			22.5

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	1.65	1.69	87.7		0.46	3.2	5.5

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 2XJP	1.65	42.02	31929	1681	100	0.17358	0.1717	0.20969	RANDOM	15.666

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]
-0.55			0.63		-0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.514
r_dihedral_angle_4_deg	11.532
r_dihedral_angle_3_deg	11.418
r_dihedral_angle_1_deg	7.089
r_scangle_it	4.787
r_scbond_it	3.358
r_mcangle_it	2.362
r_angle_refined_deg	2.226
r_mcbond_it	1.438
r_chiral_restr	0.199
r_bond_refined_d	0.032
r_gen_planes_refined	0.015
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1788
Nucleic Acid Atoms
Solvent Atoms	145
Heterogen Atoms	15

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XDS	data scaling
BALBES	phasing