2 * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3 * Copyright (C) $$Year-Rel$$ The Jalview Authors
5 * This file is part of Jalview.
7 * Jalview is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation, either version 3
10 * of the License, or (at your option) any later version.
12 * Jalview is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19 * The Jalview Authors are detailed in the 'AUTHORS' file.
21 package jalview.structures.models;
23 import static org.testng.Assert.assertFalse;
24 import static org.testng.AssertJUnit.assertEquals;
25 import static org.testng.AssertJUnit.assertTrue;
27 import jalview.api.AlignmentViewPanel;
28 import jalview.api.FeatureRenderer;
29 import jalview.api.SequenceRenderer;
30 import jalview.datamodel.Alignment;
31 import jalview.datamodel.AlignmentI;
32 import jalview.datamodel.HiddenColumns;
33 import jalview.datamodel.PDBEntry;
34 import jalview.datamodel.PDBEntry.Type;
35 import jalview.datamodel.Sequence;
36 import jalview.datamodel.SequenceI;
37 import jalview.gui.JvOptionPane;
38 import jalview.io.DataSourceType;
39 import jalview.io.FileFormats;
40 import jalview.schemes.ColourSchemeI;
41 import jalview.structure.AtomSpec;
42 import jalview.structure.StructureMappingcommandSet;
43 import jalview.structure.StructureSelectionManager;
44 import jalview.structures.models.AAStructureBindingModel.SuperposeData;
46 import java.awt.Color;
47 import java.io.IOException;
48 import java.util.Arrays;
49 import java.util.BitSet;
50 import java.util.List;
52 import org.testng.annotations.BeforeClass;
53 import org.testng.annotations.BeforeMethod;
54 import org.testng.annotations.Test;
57 * Unit tests for non-abstract methods of abstract base class
62 public class AAStructureBindingModelTest
65 @BeforeClass(alwaysRun = true)
66 public void setUpJvOptionPane()
68 JvOptionPane.setInteractiveMode(false);
69 JvOptionPane.setMockResponse(JvOptionPane.CANCEL_OPTION);
73 * Scenario: Jalview has 4 sequences, corresponding to 1YCS (chains A and B), 3A6S|B, 1OOT|A
75 private static final String PDB_1 = "HEADER COMPLEX (ANTI-ONCOGENE/ANKYRIN REPEATS) 30-SEP-96 1YCS \n"
76 + "ATOM 2 CA VAL A 97 24.134 4.926 45.821 1.00 47.43 C \n"
77 + "ATOM 9 CA PRO A 98 25.135 8.584 46.217 1.00 41.60 C \n"
78 + "ATOM 16 CA SER A 99 28.243 9.596 44.271 1.00 39.63 C \n"
79 + "ATOM 22 CA GLN A 100 31.488 10.133 46.156 1.00 35.60 C \n"
80 // artificial jump in residue numbering to prove it is correctly
82 + "ATOM 31 CA LYS A 102 33.323 11.587 43.115 1.00 41.69 C \n"
83 + "ATOM 1857 CA GLU B 374 9.193 -16.005 95.870 1.00 54.22 C \n"
84 + "ATOM 1866 CA ILE B 375 7.101 -14.921 92.847 1.00 46.82 C \n"
85 + "ATOM 1874 CA VAL B 376 10.251 -13.625 91.155 1.00 47.80 C \n"
86 + "ATOM 1881 CA LYS B 377 11.767 -17.068 91.763 1.00 50.21 C \n"
87 + "ATOM 1890 CA PHE B 378 8.665 -18.948 90.632 1.00 44.85 C \n";
89 private static final String PDB_2 = "HEADER HYDROLASE 09-SEP-09 3A6S \n"
90 + "ATOM 2 CA MET B 1 15.366 -11.648 24.854 1.00 32.05 C \n"
91 + "ATOM 10 CA LYS B 2 16.846 -9.215 22.340 1.00 25.68 C \n"
92 + "ATOM 19 CA LYS B 3 15.412 -6.335 20.343 1.00 19.42 C \n"
93 + "ATOM 28 CA LEU B 4 15.629 -5.719 16.616 1.00 15.49 C \n"
94 + "ATOM 36 CA GLN B 5 14.412 -2.295 15.567 1.00 12.19 C \n";
96 private static final String PDB_3 = "HEADER STRUCTURAL GENOMICS 04-MAR-03 1OOT \n"
97 + "ATOM 2 CA SER A 7 29.427 3.330 -6.578 1.00 32.50 C \n"
98 + "ATOM 8 CA PRO A 8 29.975 3.340 -2.797 1.00 17.62 C \n"
99 + "ATOM 16 CA ALYS A 9 26.958 3.024 -0.410 0.50 8.78 C \n"
100 + "ATOM 33 CA ALA A 10 26.790 4.320 3.172 1.00 11.98 C \n"
101 + "ATOM 39 CA AVAL A 12 24.424 3.853 6.106 0.50 13.83 C \n";
104 * Multichain PDB with identical sequences imported - Binding should correctly
105 * recover chain mappings for each derived sequence
107 private static final String PDB_4_MC = "HEADER HYDROLASE 09-SEP-09 3A6S \n"
108 + "ATOM 2 CA MET A 1 15.366 -11.648 24.854 1.00 32.05 C \n"
109 + "ATOM 10 CA LYS A 2 16.846 -9.215 22.340 1.00 25.68 C \n"
110 + "ATOM 19 CA LYS A 3 15.412 -6.335 20.343 1.00 19.42 C \n"
111 + "ATOM 28 CA LEU A 4 15.629 -5.719 16.616 1.00 15.49 C \n"
112 + "ATOM 36 CA GLN A 5 14.412 -2.295 15.567 1.00 12.19 C \n"
113 + "ATOM 1030 CA MET B 1 18.869 -7.572 3.432 1.00 31.52 C \n"
114 + "ATOM 1038 CA LYS B 2 19.182 -10.025 6.313 1.00 26.41 C \n"
115 + "ATOM 1047 CA LYS B 3 17.107 -12.963 7.534 1.00 19.71 C \n"
116 + "ATOM 1056 CA LEU B 4 16.142 -13.579 11.164 1.00 14.81 C \n"
117 + "ATOM 1064 CA GLN B 5 14.648 -17.005 11.785 1.00 13.38 C \n";
119 // TODO: JAL-2227 - import mmCIF PISA assembly & identify master/copy chains
121 @Test(groups= {"Functional"})
122 public void testImportPDBPreservesChainMappings() throws IOException
124 AlignmentI importedAl = new jalview.io.FormatAdapter().readFile(
125 PDB_4_MC, DataSourceType.PASTE, FileFormats.getInstance()
126 .forName(jalview.io.FileFormat.PDB.toString()));
127 // ideally, we would match on the actual data for the 'File' handle for
129 // see JAL-623 - pasting is still not correctly handled...
130 PDBEntry importedPDB = new PDBEntry("3A6S", "", Type.PDB,
132 AAStructureBindingModel binder = new AAStructureBindingModel(
133 new StructureSelectionManager(), new PDBEntry[]
136 { importedAl.getSequencesArray() }, null)
140 public void updateColours(Object source)
142 // TODO Auto-generated method stub
147 public void releaseReferences(Object svl)
149 // TODO Auto-generated method stub
154 public String[] getStructureFiles()
156 // TODO Auto-generated method stub
161 public String superposeStructures(AlignmentI[] alignments,
162 int[] structureIndices, HiddenColumns[] hiddenCols)
164 // TODO Auto-generated method stub
169 public void setJalviewColourScheme(ColourSchemeI cs)
171 // TODO Auto-generated method stub
176 public void setBackgroundColour(Color col)
178 // TODO Auto-generated method stub
183 public void highlightAtoms(List<AtomSpec> atoms)
185 // TODO Auto-generated method stub
190 public SequenceRenderer getSequenceRenderer(AlignmentViewPanel alignment)
192 // TODO Auto-generated method stub
197 public FeatureRenderer getFeatureRenderer(AlignmentViewPanel alignment)
199 // TODO Auto-generated method stub
204 protected StructureMappingcommandSet[] getColourBySequenceCommands(
205 String[] files, SequenceRenderer sr, AlignmentViewPanel avp)
207 // TODO Auto-generated method stub
212 public List<String> getChainNames()
214 // TODO Auto-generated method stub
219 protected void colourBySequence(
220 StructureMappingcommandSet[] colourBySequenceCommands)
222 // TODO Auto-generated method stub
227 public void colourByCharge()
229 // TODO Auto-generated method stub
234 public void colourByChain()
236 // TODO Auto-generated method stub
240 String[][] chains = binder.getChains();
241 assertFalse(chains == null || chains[0] == null,
242 "No chains discovered by binding");
243 assertEquals(2, chains[0].length);
244 assertEquals("A", chains[0][0]);
245 assertEquals("B", chains[0][1]);
247 AAStructureBindingModel testee;
249 AlignmentI al = null;
252 * Set up test conditions with three aligned sequences,
254 @BeforeMethod(alwaysRun = true)
257 SequenceI seq1a = new Sequence("1YCS|A", "-VPSQK");
258 SequenceI seq1b = new Sequence("1YCS|B", "EIVKF-");
259 SequenceI seq2 = new Sequence("3A6S", "MK-KLQ");
260 SequenceI seq3 = new Sequence("1OOT", "SPK-AV");
261 al = new Alignment(new SequenceI[] { seq1a, seq1b, seq2, seq3 });
265 * give pdb files the name generated by Jalview for PASTE source
267 PDBEntry[] pdbFiles = new PDBEntry[3];
268 pdbFiles[0] = new PDBEntry("1YCS", "A", Type.PDB, "INLINE1YCS");
269 pdbFiles[1] = new PDBEntry("3A6S", "B", Type.PDB, "INLINE3A6S");
270 pdbFiles[2] = new PDBEntry("1OOT", "A", Type.PDB, "INLINE1OOT");
271 SequenceI[][] seqs = new SequenceI[3][];
272 seqs[0] = new SequenceI[] { seq1a, seq1b };
273 seqs[1] = new SequenceI[] { seq2 };
274 seqs[2] = new SequenceI[] { seq3 };
275 StructureSelectionManager ssm = new StructureSelectionManager();
277 ssm.setMapping(new SequenceI[] { seq1a, seq1b }, null, PDB_1,
278 DataSourceType.PASTE);
279 ssm.setMapping(new SequenceI[] { seq2 }, null, PDB_2,
280 DataSourceType.PASTE);
281 ssm.setMapping(new SequenceI[] { seq3 }, null, PDB_3,
282 DataSourceType.PASTE);
284 testee = new AAStructureBindingModel(ssm, pdbFiles, seqs, null)
287 public String[] getStructureFiles()
289 return new String[] { "INLINE1YCS", "INLINE3A6S", "INLINE1OOT" };
293 public void updateColours(Object source)
298 public void releaseReferences(Object svl)
303 public void highlightAtoms(List<AtomSpec> atoms)
308 public List<String> getChainNames()
314 public void setJalviewColourScheme(ColourSchemeI cs)
319 public String superposeStructures(AlignmentI[] als, int[] alm,
326 public void setBackgroundColour(Color col)
331 protected StructureMappingcommandSet[] getColourBySequenceCommands(
332 String[] files, SequenceRenderer sr, AlignmentViewPanel avp)
338 public SequenceRenderer getSequenceRenderer(
339 AlignmentViewPanel alignment)
345 protected void colourBySequence(
346 StructureMappingcommandSet[] colourBySequenceCommands)
351 public void colourByChain()
356 public void colourByCharge()
361 public FeatureRenderer getFeatureRenderer(
362 AlignmentViewPanel alignment)
370 * Verify that the method determines that columns 2, 5 and 6 of the alignment
371 * are alignable in structure
373 @Test(groups = { "Functional" })
374 public void testFindSuperposableResidues()
377 * create a data bean to hold data per structure file
379 SuperposeData[] structs = new SuperposeData[testee.getStructureFiles().length];
380 for (int i = 0; i < structs.length; i++)
382 structs[i] = testee.new SuperposeData(al.getWidth());
385 * initialise BitSet of 'superposable columns' to true (would be false for
388 BitSet matched = new BitSet();
389 for (int i = 0; i < al.getWidth(); i++)
394 int refStructure = testee
395 .findSuperposableResidues(al, matched, structs);
397 assertEquals(0, refStructure);
400 * only ungapped, structure-mapped columns are superposable
402 assertFalse(matched.get(0)); // gap in first sequence
403 assertTrue(matched.get(1));
404 assertFalse(matched.get(2)); // gap in third sequence
405 assertFalse(matched.get(3)); // gap in fourth sequence
406 assertTrue(matched.get(4));
407 assertTrue(matched.get(5)); // gap in second sequence
409 assertEquals("1YCS", structs[0].pdbId);
410 assertEquals("3A6S", structs[1].pdbId);
411 assertEquals("1OOT", structs[2].pdbId);
412 assertEquals("A", structs[0].chain); // ? struct has chains A _and_ B
413 assertEquals("B", structs[1].chain);
414 assertEquals("A", structs[2].chain);
415 // the 0's for unsuperposable positions propagate down the columns:
416 assertEquals("[0, 97, 98, 99, 100, 102]",
417 Arrays.toString(structs[0].pdbResNo));
418 assertEquals("[0, 2, 0, 3, 4, 5]", Arrays.toString(structs[1].pdbResNo));
419 assertEquals("[0, 8, 0, 0, 10, 12]",
420 Arrays.toString(structs[2].pdbResNo));
423 @Test(groups = { "Functional" })
424 public void testFindSuperposableResidues_hiddenColumn()
426 SuperposeData[] structs = new SuperposeData[al.getHeight()];
427 for (int i = 0; i < structs.length; i++)
429 structs[i] = testee.new SuperposeData(al.getWidth());
432 * initialise BitSet of 'superposable columns' to true (would be false for
435 BitSet matched = new BitSet();
436 for (int i = 0; i < al.getWidth(); i++)
441 // treat column 5 of the alignment as hidden
444 int refStructure = testee
445 .findSuperposableResidues(al, matched, structs);
447 assertEquals(0, refStructure);
449 // only ungapped, structure-mapped columns are not superposable
450 assertFalse(matched.get(0));
451 assertTrue(matched.get(1));
452 assertFalse(matched.get(2));
453 assertFalse(matched.get(3));
454 assertFalse(matched.get(4)); // superposable, but hidden, column
455 assertTrue(matched.get(5));