9GCC | pdb_00009gcc

CRYSTAL STRUCTURE OF HUMAN CHYMASE IN COMPLEX WITH COMPOUND47

X-RAY DIFFRACTION

---

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		in-house Model

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	298	0.01M ZnCl2, 0.1M TRIS at pH 8 and 20% PEG 6000

Crystal Properties
Matthews coefficient	Solvent content
2.86	57.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.15	α = 90
b = 74.15	β = 90
c = 49.45	γ = 90

Symmetry
Space Group	P 43

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	MAR scanner 345 mm plate		2010-01-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.541870

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	1.79	41.14	99.9	0.066	29.7	14.1		25367

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	1.79	1.89			0.28	8.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1.793	41.14	25347	1293	99.858	0.166	0.1639	0.164	0.198	0.1982	31.928

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]
0.016			0.016		-0.031

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.235
r_dihedral_angle_4_deg	19.303
r_dihedral_angle_3_deg	12.812
r_lrange_it	7.799
r_dihedral_angle_1_deg	6.736
r_scangle_it	6.456
r_scbond_it	4.273
r_mcangle_it	2.93
r_mcbond_it	2.203
r_angle_refined_deg	1.745
r_nbtor_refined	0.314
r_nbd_refined	0.296
r_symmetry_nbd_refined	0.278
r_xyhbond_nbd_refined	0.198
r_symmetry_xyhbond_nbd_refined	0.196
r_symmetry_metal_ion_refined	0.119
r_metal_ion_refined	0.092
r_chiral_restr	0.083
r_gen_planes_refined	0.015
r_bond_refined_d	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1666
Nucleic Acid Atoms
Solvent Atoms	265
Heterogen Atoms	92

Software

Software
Software Name	Purpose
REFMAC	refinement
iMOSFLM	data reduction
SCALA	data scaling
PHASER	phasing