1V6Q

Crystal Structures of Collagen Model Peptides with Pro-Hyp-Gly Sequence at 1.3 A

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		(Pro-Hyp-Gly)10 structure reported in V.Nagarajan, S.Kamitori and K.Okuyama, J.Biochem., 125, 310 (1999).

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		277	PEG 200, Acetic acid, Sodium azide, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.87	34.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 14.051	α = 90
b = 26.775	β = 106.76
c = 20.004	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293	CCD	ADSC QUANTUM 4	1-M-LONG BENT-CYLINDER MIRROR	2002-06-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL40B2	1.00	SPring-8	BL40B2

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	1.25	19.15	94.5	0.057	7.6	3.4		3768	1	1

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	1.25	1.3	67.7		0.235	2.4		268

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	(Pro-Hyp-Gly)10 structure reported in V.Nagarajan, S.Kamitori and K.Okuyama, J.Biochem., 125, 310 (1999).	1.25	10	4	3733	3547	186	89.1	0.1346	0.1886	RANDOM

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]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
	112	175

RMS Deviations
Key	Refinement Restraint Deviation
s_zero_chiral_vol	0.093
s_similar_adp_cmpnt	0.037
s_non_zero_chiral_vol	0.033
s_from_restr_planes	0.0314
s_angle_d	0.023
s_bond_d	0.018
s_anti_bump_dis_restr	0.014
s_rigid_bond_adp_cmpnt	0.005
s_similar_dist
s_approx_iso_adps

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	133
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms

Software

Software
Software Name	Purpose
CrystalClear	data collection
CrystalClear	data reduction
SHELX	model building
SHELXL-97	refinement
CrystalClear	data scaling
SHELX	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.