>6n4r_J mol:protein length:228 Fab heavy chain
EVQLVESGGGLVKPGGSLKLSCAASGFTFSNYAMSWVRQTPEKRLEWVATISNGGRYTYYPDSVKGRFTISRDNAKNSLYLQMSSLRSEDTAMYYCARHLYRYDVGGALDYWGQGTSVTVSSAKTTAPSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGPTIKP