<?xml version="1.0"?>
<!DOCTYPE bx-feature:feature SYSTEM "http://www.bioxml.org/dtds/current/feature.dtd">

<bx-feature:feature 
    xmlns:bx-feature="http://www.bioxml.org/dtds/feature/v0_1" 
    bx-feature:id='b46'>
	<bx-feature:type>exon1</bx-feature:type>
	<bx-feature:seq_relationship>
	 	<bx-feature:span>
			<bx-feature:start>1</bx-feature:start>
			<bx-feature:end>100</bx-feature:end>
		</bx-feature:span>
	</bx-feature:seq_relationship>
</bx-feature:feature>