4CDD

Human DPP1 in complex with (2S)-N-((1S)-1-cyano-2-(4-(4-cyanophenyl) phenyl)ethyl)piperidine-2-carboxamide

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1K3B	PDB ENTRY 1K3B

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				21% PEG3350, 200MM AMSO4, 100MM NA ACCETATE PH 4.5

Crystal Properties
Matthews coefficient	Solvent content
2.85	56.81

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.291	α = 90
b = 84.291	β = 90
c = 221.114	γ = 120

Symmetry
Space Group	P 31 2 1

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			2008-05-31	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF		ESRF

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	2.35	44.1	99.5	0.08	7	3.4		38846		2

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	2.35	2.41	99.8		0.58	1.5	3.5

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 1K3B	2.35	44.07	35300	1863	95.62	0.18915	0.18735	0.22302	RANDOM	58.25

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]
0.13	0.13		0.13		-0.41

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.004
r_dihedral_angle_4_deg	18.963
r_dihedral_angle_3_deg	13.041
r_dihedral_angle_1_deg	5.81
r_mcangle_it	2.614
r_scbond_it	2.238
r_mcbond_it	1.649
r_mcbond_other	1.649
r_angle_refined_deg	1.15
r_angle_other_deg	0.714
r_chiral_restr	0.067
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5480
Nucleic Acid Atoms
Solvent Atoms	94
Heterogen Atoms	126

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing