>3a43_B mol:protein length:139 Hydrogenase nickel incorporation protein hypAMHEWALADAIVRTVLDYAQREGASRVKAVRVVLGELQDVAEDIVKFAMEQLFAGTIAEGAEIEFVEEEAVFKCRNCNYEWKLKEVKDKFDERIKEDIHFIPEVVHAFLACPKCGSHDFEVVKGRGVYVAGIKIEKEGGS