>4cc4A (A:) observed residues (from ATOM records)
asesiqrptpinqvfpdpglanavkqnlgkqsvtdlvsqkelsgvqnfngdnsniqslag
mqfftnlkelhlshnqisdlsplkdltkleelsvnrnrlknlngipsaclsrlfldnnel
rdtdslihlknleilsirnnklksivmlgflsklevldlhgneitntggltrlkkvnwid
ltgqkcvnepvkyqpelyitntvkdpdgrwispaaisnggsyvdgcvlwelpvytdevsy
kfseyinvgeteaifdgtvtqpikn