>3zr7B (B:) observed residues (from ATOM records)
lipplinllmsiepdviyaghdntssslltslnqlgerqllsvvkwskslpgfrnlhidd
qitliqyswmslmvfglgwrsykhvsgqmlyfapdlilneqrmkessfyslcltmwqipq
efvklqvsqeeflcmkvllllntipleglrsqtqfeemrssyirelikaiglrqkgvvss
sqrfyqltklldnlhdlvkqlhlyclntfiqsralsvefpemmseviaaqlpkilagmvk
pllfhk