>4peqB (B:) observed residues (from ATOM records)
mkldiqceqlsdarwtellpliqqyevvrlddcgltevrckdigsalqanasltelslrt
nelgdggvllvlqglqsptckiqklslqncclteagcgvlpgvlrslptlrelhlsdnpl
gdaglrllceglldrleklqleycsltaasceplaavlratrdlkelvvsnndigeagvq
alcrglaesacqletlklencgltaanckdlcgivasqaslkdldlgsnrlgdaglaelc
pgllspssqlrtlwlwecdltvsgcrelcrvlqakealkelslagnslgdegaqllcesl
lqpgcqleslwvkscgftaaccqhfssmltqnkhllelqlssnplgdagvhvlcqalgqp
gtvlrvlwvgdceltnsscgglaslllaspslreldlsnnglgdpgvlqllgsleqpacs
leqlvlydiywteavderlraveeskpglriis