1NIP A IRON PROTEIN 29-SEP-92 NITROGENASE IRON PROTEIN DOMAIN 1: [Assigned by homology with 1NIPB]A 1 to A 283 ; The following residues NOT assigned to any domain: Chain "A" 1 - 287 [PDB Header] [PREPI] [RASMOL] [NCBI ENTREZ] [SCOP]