>1gxzB (B:) observed residues (from ATOM records)
plmldtapnafddqyegcvnkmeekaplllqedfnmnaklkvaweeakkrwnnikpsrsy
pkgfndfhgtalvaytgsiavdfnravrefkenpgqfhykafhyyltralqllsngdchs
vyrgtktrfhytgagsvrfgqftssslskkvaqsqeffsdhgtlfiiktclgvyikefsf
rpdqeevlipgyevyqkvrtqgyneifldspkrkksnynclys