annotate dihedrals.py @ 1:2b1434ec8c7e draft

planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit 9b44a37fc1a0c338693f54eaf52b582439ca9f0c
author chemteam
date Thu, 20 Dec 2018 06:48:23 -0500
parents c33b972fe040
children 489b25966bb9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
1 #!/usr/bin/env python
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
2
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
3 import argparse
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
4 import csv
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
5 import sys
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
6
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
7 import MDAnalysis as mda
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
8 from MDAnalysis.lib.distances import calc_dihedrals
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
9
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
10 import matplotlib
1
2b1434ec8c7e planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit 9b44a37fc1a0c338693f54eaf52b582439ca9f0c
chemteam
parents: 0
diff changeset
11 matplotlib.use('Agg') # noqa
0
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
12 import matplotlib.pyplot as plt
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
13
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
14 import numpy as np
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
15
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
16
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
17 def parse_command_line(argv):
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
18 parser = argparse.ArgumentParser()
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
19 parser.add_argument('--idcd', help='input dcd')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
20 parser.add_argument('--ipdb', help='input pdb')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
21 parser.add_argument('--isegid1', help='segid 1')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
22 parser.add_argument('--iresid1', help='resid 1')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
23 parser.add_argument('--iname1', help='name 1')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
24 parser.add_argument('--isegid2', help='segid 2')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
25 parser.add_argument('--iresid2', help='resid 2')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
26 parser.add_argument('--iname2', help='name 2')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
27 parser.add_argument('--isegid3', help='segid 3')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
28 parser.add_argument('--iresid3', help='resid 3')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
29 parser.add_argument('--iname3', help='name 3')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
30 parser.add_argument('--isegid4', help='segid 4')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
31 parser.add_argument('--iresid4', help='resid 4')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
32 parser.add_argument('--iname4', help='name 4')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
33 parser.add_argument('--output', help='output')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
34 parser.add_argument('--odihedral_plot', help='dihedral plot')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
35 return parser.parse_args()
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
36
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
37
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
38 args = parse_command_line(sys.argv)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
39
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
40 atom1 = "(segid %s and resid %s and name %s)" % \
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
41 (args.isegid1, args.iresid1, args.iname1)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
42 atom2 = "(segid %s and resid %s and name %s)" % \
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
43 (args.isegid2, args.iresid2, args.iname2)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
44 atom3 = "(segid %s and resid %s and name %s)" % \
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
45 (args.isegid3, args.iresid3, args.iname3)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
46 atom4 = "(segid %s and resid %s and name %s)" % \
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
47 (args.isegid4, args.iresid4, args.iname4)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
48
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
49
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
50 def psi(u):
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
51 A = u.select_atoms(atom1).positions
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
52 B = u.select_atoms(atom2).positions
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
53 C = u.select_atoms(atom3).positions
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
54 D = u.select_atoms(atom4).positions
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
55 psi = calc_dihedrals(A, B, C, D)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
56 return np.rad2deg(psi)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
57
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
58
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
59 u = mda.Universe(args.ipdb, args.idcd, topology_format="PDB", format="DCD")
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
60 data = np.array([(u.trajectory.frame, psi(u)) for ts in u.trajectory])
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
61 frame, psi = data.T
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
62
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
63 zip(frame, psi)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
64
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
65 with open(args.output, 'w') as f:
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
66 writer = csv.writer(f, delimiter='\t')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
67 writer.writerows(zip(frame, psi))
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
68
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
69 with open(args.output) as f:
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
70 g = [xtmp.strip() for xtmp in f]
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
71 data = [tuple(map(float, xtmp.split())) for xtmp in g[0:]]
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
72 time = [xtmp[0] for xtmp in data]
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
73 dihedral = [xtmp[1] for xtmp in data]
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
74 plt.plot(time, dihedral)
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
75 plt.xlabel('Frame No.')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
76 plt.ylabel('Dihedral (degrees)')
c33b972fe040 planemo upload for repository https://github.com/galaxycomputationalchemistry/galaxy-tools-compchem/ commit c32fe331f438df7760084b27bafad9f78f01edde
chemteam
parents:
diff changeset
77 plt.savefig(args.odihedral_plot, format='png')