>4PZ5_1|Chain A|Fibronectin|Homo sapiens (9606) AEETCFDKYTGNTYRVGDTYERPKDSMIWDCTCIGAGRGRISCTIANRCHEGGQSYKIGDTWRRPHETGGYMLECVCLGNGKGEWTCKPI >4PZ5_2|Chain B|Fibronectin-binding protein BBK32|Borrelia burgdorferi (224326) XSISYTDEIEEEDYDQ