>2srcA (A:) observed residues (from ATOM records)
ttfvalydyesrtetdlsfkkgerlqivnntegdwwlahslstgqtgyipsnyvapsdsi
qaeewyfgkitrreserlllnaenprgtflvresettkgayclsvsdfdnakglnvkhyk
irkldsggfyitsrtqfnslqqlvayyskhadglchrlttvcptskpqtqglakdaweip
reslrlevklgqgcfgevwmgtwngttrvaiktlkpgtmspeaflqeaqvmkklrheklv
qlyavvseepiyivteymskgslldflkgetgkylrlpqlvdmaaqiasgmayvermnyv
hrdlraanilvgenlvckvadfglarliedneytarqgakfpikwtapeaalygrftiks
dvwsfgilltelttkgrvpypgmvnrevldqvergyrmpcppecpeslhdlmcqcwrkep
eerptfeylqafledyftstepqyqpgenl