>6wjl_K mol:protein length:121 VHH domainXVQLXXSGGGXVQXGXSLXLSCXAXXXXXXXXXXXWXRQXPGXXREXVXXXXXXXXXXXXXDSXXGRFTXSXDXXXXXXXLQXXXLXXXDXAXYYCXXXXXXXXXXXXXXWGXGTXVTVSS