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3CAA

CLEAVED ANTICHYMOTRYPSIN A347R

Replaces:  2CAA
Experimental procedure
Source typeSYNCHROTRON
Source detailsCHESS BEAMLINE A1
Synchrotron siteCHESS
BeamlineA1
Temperature [K]100
Detector technologyCCD
Collection date1996-09
DetectorADSC QUANTUM
Spacegroup nameP 21 21 21
Unit cell lengths74.120, 77.730, 79.490
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution20.000 - 2.400
R-factor0.19
Rwork0.190
R-free0.28000
Structure solution methodDIFFERENCE FOURIER
Starting model (for MR)2CAA
RMSD bond length0.022
RMSD bond angle25.500

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Data reduction softwareDENZO
Data scaling softwareSCALEPACK
Phasing softwareX-PLOR
Refinement softwareX-PLOR
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]20.0002.490
High resolution limit [Å]2.4002.400
Rmerge0.101

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Total number of observations63094

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Number of reflections15560
<I/σ(I)>7.3
Completeness [%]83.785.6
Redundancy4.053.4
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1Vapor diffusion, hanging drop

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5.6Lukacs, C.M., (1996) Nat.Struct.Biol., 3, 888.

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Crystallization Reagents in Literatures
IDcrystal IDsolutionreagent nameconcentration (unit)details
11dropprotein2 (mg/ml)
21dropmPEG50003.3 (%)
31dropmagnesium acetate0.07 (M)
41dropsodium citrate0.03 (M)
51reservoirmPEG500010 (%)
61reservoirmagnesium acetate0.2 (M)
71reservoirsodium citrate0.1 (M)

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