>4zlwH (H:) observed residues (from ATOM records)
eelldlfnrqvtqeftasqvylsasiwfdqndwegmaaymlaesaeerehglgfvdfank
rnipielqavpapvscaewsspedvwqsileleqantrsllnlaeaastchdfavmafln
pfhlqqvnaedkigsilakvtdenrtpgllrsldvvs