>4JVW_1|Chains A, B, C, D|Ig mu chain C region secreted form|Mus musculus (10090) MGEVHKHPPAVYLLPPAREQLNLRESATVTCLVKGFSPADISVQWLQRGQLLPQEKYVTSAPMPEPGAPGFYFTHSILTVTEEEWNSGETYTCVVGHEALPHLVTERTVDKSTGK