[AMBER] About cpptraj (v18) extracting temperature trajectory from REMD trajectory

From: Ojet <ojet0501.163.com>
Date: Fri, 30 Apr 2021 12:02:49 +0800 (CST)

Hello,
Thank you for your response!
I used Cpptraj (v18) to extract the temperature trajectory from the REMD trajectory, and some new warning appeared:
 [trajin remd.mdcrd.001 remdtraj remdtrajtemp 300.0]

Found 8 replicas.

Reading 'remd.mdcrd.001' as Amber NetCDF

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

Warning: New style (Amber >= V18) remd values detected with < 2 dimensions.

Warning: Assuming temperature.

 

The ˇ°extract_300k_traj.xˇ± script is as follows:

#!/bin/csh

cpptraj ala10.prmtop << EOF

trajin remd.mdcrd.001 remdtraj remdtrajtemp 300.0

trajout remd.300K.mdcrd nobox

distance d1 out dist.300K.dat :2.CA :8.CA

go

EOF
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Received on Thu Apr 29 2021 - 21:30:01 PDT
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