>6ncs_B mol:protein length:290 N-acetylneuraminic acid (Sialic acid) synthetaseMAHHHHHHMSQEITLGNIKIGGNNPVFIIAEAGLNHGGDLNLALRMIDEAADAKANAIKFQAYNSEERFGENKEAVNLVKPAEFGKKEFLLLKERSQKKNILFFATPFDVPNLNMLKEIGVEILKIASCDICNITLLEAAADSGLIVILSRGTASASEIETAVSIFKKKKSPFILLHCVSSYPMNEIDANLSAIQTLKSKYEFPIGYSDHSKGIEIPLLAVASGAEIIEKHYTVDRTLQGIDWEISAEPKELAKLVTETERIRKILGHGKLEPQASEQEEIEYRNSLRRK