<urn:biopax:ModificationFeature:BTK_HUMAN_13> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.biopax.org/release/biopax-level3.owl#ModificationFeature> .
<urn:biopax:ModificationFeature:BTK_HUMAN_13> <http://www.biopax.org/release/biopax-level3.owl#comment> "MOD_RES 342 342 Phosphoserine."^^<http://www.w3.org/2001/XMLSchema#string> .
<urn:biopax:ModificationFeature:BTK_HUMAN_13> <http://www.biopax.org/release/biopax-level3.owl#featureLocation> <urn:biopax:SequenceSite:BTK_HUMAN_342> .
<urn:biopax:ModificationFeature:BTK_HUMAN_13> <http://www.biopax.org/release/biopax-level3.owl#modificationType> <urn:biopax:SequenceModificationVocabulary:Phosphoserine> .