4ZN1 | pdb_00004zn1

Crystal Structure of MjSpt4:Spt5 complex conformation A

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3EWG	3EWG, 1RYQ, 1NPP
experimental model	PDB	1RYQ	3EWG, 1RYQ, 1NPP
experimental model	PDB	1NPP	3EWG, 1RYQ, 1NPP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	295	PEG 5000MME, propanol, MES, sarcosine

Crystal Properties
Matthews coefficient	Solvent content
2.55	51.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.82	α = 90
b = 84.82	β = 90
c = 34.31	γ = 90

Symmetry
Space Group	P 4

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	MAR CCD 165 mm		2008-05-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BSRF BEAMLINE 3W1A	1.000	BSRF	3W1A

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	2.8	37.93	99.6	20.6	4		6086

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	2.8	2.95	99.9		0.299	3.7	4

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3EWG, 1RYQ, 1NPP	2.8	37.93	5929	290	99.39	0.24392	0.24222	0.24	0.28247	0.28	RANDOM	69.501

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]
-1.24			-1.24		2.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.613
r_dihedral_angle_4_deg	30.51
r_dihedral_angle_3_deg	22.086
r_long_range_B_refined	8.071
r_long_range_B_other	8.068
r_dihedral_angle_1_deg	5.762
r_scangle_other	5.363
r_mcangle_it	5.244
r_mcangle_other	5.242
r_scbond_it	3.263
r_scbond_other	3.255
r_mcbond_it	3.247
r_mcbond_other	3.247
r_angle_refined_deg	1.426
r_angle_other_deg	0.975
r_chiral_restr	0.074
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.002
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1389
Nucleic Acid Atoms
Solvent Atoms	16
Heterogen Atoms	1

Software

Software
Software Name	Purpose
REFMAC	refinement
PHASER	phasing