as = AtomSpec.fromChimeraAtomspec("#3.2:15");
assertEquals(as.getModelNumber(), 3);
assertEquals(as.getPdbResNum(), 15);
- assertEquals(as.getChain(), "");
+ assertEquals(as.getChain(), StructureMapping.NO_CHAIN); // space
assertNull(as.getPdbFile());
String spec = "3:12.B";