>1u26B (B:) observed residues (from ATOM records)
vtepvgsyaraerpqdfegfvwrldndgkealprnfrtsadalrapekkfhldaayvpsr
egmdalhisgssaftpaqlknvaaklrektagpiydvdlrqeshgyldgipvswygerdw
anlgksqhealaderhrlhaalhktvyiaplgkhklpeggevrrvqkvqteqevaeaagm
ryfriaatdhvwptpenidrflafyrtlpqdawlhfhceagvgrttafmvmtdmlknpsv
slkdilyrqheiggfyygefpiktkdkdswktkyyrekivmieqfyryvqenradgyqtp
wsvwlkshpakal