5C55 | pdb_00005c55

Crystal structure of the Y138F mutant of C.glutamicum N-acetylneuraminic acid lyase in complex with pyruvate

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	5C54

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	291.15	0.1 M Bis-Tris, 32% PEG 3350, 0.6 M ammonium acetate

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.893	α = 90
b = 149.959	β = 90
c = 143.444	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	ADSC QUANTUM 315r		2014-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.97946	SSRF	BL17U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	1.7	50	97.8	0.065	0.071	0.026	13.6	6.8		65906

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.73	95.9		0.632	0.681	0.249	0.868		7	3162

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	5C54	1.7	36.3	62510	3345	97.64	0.1459	0.1443	0.1587	0.1761	0.1884	RANDOM	26.817

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]
-1.1			0.89		0.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.932
r_dihedral_angle_4_deg	16.989
r_dihedral_angle_3_deg	11.215
r_dihedral_angle_1_deg	5.491
r_angle_refined_deg	1.855
r_angle_other_deg	0.893
r_chiral_restr	0.127
r_bond_refined_d	0.019
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4543
Nucleic Acid Atoms
Solvent Atoms	382
Heterogen Atoms	72

Software

Software
Software Name	Purpose
HKL-2000	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction