4BKE | pdb_00004bke

Recombinant human serum albumin with palmitic acid. Synthetic cationic antimicrobial peptides bind with their hydrophobic parts to drug site II of human serum albumin

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1E7H	PDB ENTRY 1E7H

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.2		26 % PEG 3350, 50 MM KH2PO4 PH 7.2; 120 MG/ML IN 20 MM KH2PO4 AT PH 7.5 CONTAINING NOMINAL 0.1 MM PALMITIC ACID STREAK SEEDED SEEDING

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 189.366	α = 90
b = 39.003	β = 105.48
c = 96.296	γ = 90

Symmetry
Space Group	C 1 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	295	IMAGE PLATE	RIGAKU R-AXIS IV			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU

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	38.14	96.5	0.07	9.3	5		27926

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	2.48	95.2		0.66	2.2	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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1E7H	2.35	20	25867	2006	96.63	0.20167	0.1975	0.19	0.25434	0.25	RANDOM	56.95

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]
2.6		0.34	-0.64		-1.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.758
r_dihedral_angle_4_deg	19.302
r_dihedral_angle_3_deg	17.997
r_dihedral_angle_1_deg	4.764
r_scangle_it	2.496
r_scbond_it	1.43
r_angle_refined_deg	1.125
r_mcangle_it	1.035
r_mcbond_it	0.535
r_chiral_restr	0.079
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_other
r_mcangle_other
r_scbond_other
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	4630
Nucleic Acid Atoms
Solvent Atoms	26
Heterogen Atoms	119

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling