Experiment: 7VQC

Structure of MA1831 from Methanosarcina acetivorans in complex with pyrophosphate

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7CAQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	298	1.5M ammonium sulfate, 0.1M Tris (pH 8.0), 12% glycerol

Crystal Properties
Matthews coefficient	Solvent content
2.57	52.18

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 111.025	α = 90
b = 82.129	β = 102.97
c = 59.809	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	100	PIXEL	Bruker PHOTON III		2021-04-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	LIQUID ANODE	BRUKER METALJET	1.34138

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	2.29	33	99	0.188	7.9	6.2		19356

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	2.29	2.37	90.7		0.831		4.1

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	7CAQ	2.45	33	17775	893	96.4	0.174	0.17	0.1816	0.252	0.2563	RANDOM	30.67

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]
2.47		-0.51	-0.86		-1.24

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3341
Nucleic Acid Atoms
Solvent Atoms	264
Heterogen Atoms	19

Software

Software
Software Name	Purpose
REFMAC	refinement
SAINT	data reduction
Aimless	data scaling
PDB_EXTRACT	data extraction
PHASER	phasing