>1b53_B mol:protein length:69 MIP-1A SLAADTPTACCFSYTSRQIPQNFIAAYFETSSQCSKPGVIFLTKRSRQVCADPSEEWVQ KYVSDLELSA >1b53_A mol:protein length:69 MIP-1A SLAADTPTACCFSYTSRQIPQNFIAAYFETSSQCSKPGVIFLTKRSRQVCADPSEEWVQ KYVSDLELSA >1b53_B mol:protein length:69 MIP-1A SLAADTPTACCFSYTSRQIPQNFIAAYFETSSQCSKPGVIFLTKRSRQVCADPSEEWVQ KYVSDLELSA