>4ai5B (B:) SEQRES residues gamnecafgtkdpvylnfhdhvwgqplydskalfkllalesqhaglswltilkkkeayee afydfepekvaqmtaqdidrlmtfpnivhhrkkleaivnqaqgylkieqaygsfskflws yvngkpkdlqyehasdritvddtatqlskdlkqygfkflgpvtvfsfleaaglydahlkd cpskpkhn