2ZC6

Penicillin-binding protein 1A (PBP 1A) acyl-enzyme complex (tebipenem) from Streptococcus pneumoniae

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.8	293	0.004-0.006M ZINC SULFATE, 0.05M MES, pH6.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 185.755	α = 90
b = 50.277	β = 90
c = 109.535	γ = 90

Symmetry
Space Group	P 21 21 2

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 315	Rotated-inclined double-crystal monochromator, rhodium-coated horizontal mirror	2006-07-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL41XU	1.0000	SPring-8	BL41XU

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	2.7	29.88	100	0.123	7.2	4.5		29074			56.87

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)
	2.7	2.8	99.6		0.364	2.7	4.6

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 2C6W	2.7	29.88	27562	1473	99.86	0.23019	0.22796	0.27099	RANDOM	41.98

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]
-0.46			0.13		0.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.243
r_dihedral_angle_4_deg	18.4
r_dihedral_angle_3_deg	16.327
r_dihedral_angle_1_deg	5.519
r_scangle_it	1.043
r_angle_refined_deg	1.024
r_mcangle_it	0.72
r_scbond_it	0.602
r_mcbond_it	0.394
r_nbtor_refined	0.302
r_symmetry_vdw_refined	0.22
r_nbd_refined	0.194
r_symmetry_hbond_refined	0.146
r_xyhbond_nbd_refined	0.136
r_metal_ion_refined	0.105
r_symmetry_metal_ion_refined	0.081
r_chiral_restr	0.073
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6300
Nucleic Acid Atoms
Solvent Atoms	40
Heterogen Atoms	58

Software

Software
Software Name	Purpose
REFMAC	refinement
BSS	data collection
CrystalClear	data reduction
CrystalClear	data scaling
MOLREP	phasing