>4zkwA (A:) observed residues (from ATOM records)
eelldlfnrqvtqeftasqvylsasiwfdqndwegmaaymlaqsaeerehglgfvdfank
rnipielqavpapvscaewsspedvwqsileleqantrsllnlaeaastchdfavmafln
pfhlqqvneedkigsilakvtdenrtpgllrsldvvs