3KZO

Crystal structure of N-acetyl-L-ornithine transcarbamylase complexed with carbamyl phosphate and N-acetyl-L-norvaline

Replaces:  1ZQ8

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	CHESS BEAMLINE F1
Synchrotron site	CHESS
Beamline	F1
Temperature [K]	95
Detector technology	CCD detector
Collection date	2004-12-04
Detector	Dual Quantum 4
Wavelength(s)	0.9186
Spacegroup name	I 21 3
Unit cell lengths	129.953, 129.953, 129.953
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	45.950 - 1.900
Rwork	0.203
R-free	0.22900
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3kzk
RMSD bond length	0.005
RMSD bond angle	1.200
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	AMoRE
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	1.970
High resolution limit [Å]	1.900	1.900
Rmerge	0.050	0.420
Number of reflections	28779
<I/σ(I)>	36.8	4.6
Completeness [%]	99.9	100
Redundancy	11.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	hanging drop	6	291	Lithium sulfate, Bis-tris, PEG3350, pH 6.0, hanging drop, temperature 291K