>6VC9_1|Chain A[auth H]|TB19 heavy chain|Homo sapiens (9606) QEQLQESGPGLVKPSETLSLTCTVSGGSIRNNYYNWIRQPAGKGLEWIGRIYISGTTNSNPSLKSRVTMSIDTSKNQFSLKLSSVTAADTAIYYCAREHYVSGTSLDNWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHTHHHHHH >6VC9_2|Chain B[auth L]|TB19 light chain|Homo sapiens (9606) EIVMTQSPTTLSLSPGERATLSCRASQSVNTNYFSWYQQKPGLTPRLLIYGTSTRATGIPARFSGSGSGTDFTLTISSLQPEDFGIYYCQQDYNLPYTFGQGTYLEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC >6VC9_3|Chain C[auth A]|5'-nucleotidase, ecto (CD73), isoform CRA_a|Homo sapiens (9606) WELTILHTNDVHSRLEQTSEDSSKCVNASRCMGGVARLFTKVQQIRRAEPNVLLLDAGDQYQGTIWFTVYKGAEVAHFMNALRYDAMALGNHEFDNGVEGLIEPLLKEAKFPILSANIKAKGPLASQISGLYLPYKVLPVGDEVVGIVGYTSKETPFLSNPGTNLVFEDEITALQPEVDKLKTLNVNKIIALGHSGFEMDKLIAQKVRGVDVVVGGHSNTFLYTGNPPSKEVPAGKYPFIVTSDDGRKVPVVQAYAFGKYLGYLKIEFDERGNVISSHGNPILLNSSIPEDPSIKADINKWRIKLDNYSTQELGKTIVYLDGSSQSCRFRECNMGNLICDAMINNNLRHADEMFWNHVSMCILNGGGIRSPIDERNNGTITWENLAAVLPFGGTFDLVQLKGSTLKKAFEHSVHRYGQSTGEFLQVGGIHVVYDLSRKPGDRVVKLDVLCTKCRVPSYDPLKMDEVYKVILPNFLANGGDGFQMIKDELLRHDSGDQDINVVSTYISKMKVIYPAVEGRIKFSHHHHHH