HEADER PROTEIN FIBRIL 31-DEC-69 6PK4 TITLE cryoEM structure of the substrate-bound human CTP synthase 2 filament COMPND MOL_ID: 1; COMPND 2 MOLECULE: CTP synthase 2; COMPND 3 CHAIN: A, B, C, D; COMPND 4 EC: 6.3.4.2; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 1; COMPND 7 CTP synthase 2; COMPND 8 CHAIN: A, B, C, D; COMPND 9 EC: 6.3.4.2; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 1; COMPND 12 CTP synthase 2; COMPND 13 CHAIN: A, B, C, D; COMPND 14 EC: 6.3.4.2; COMPND 15 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 6PK4 A 1 586 UNP Q9NRF8 PYRG2_HUMAN 1 586 DBREF 6PK4 B 1 586 UNP Q9NRF8 PYRG2_HUMAN 1 586 DBREF 6PK4 C 1 586 UNP Q9NRF8 PYRG2_HUMAN 1 586 SEQRES 1 A 286 MET LYS TYR ILE LEU VAL THR GLY GLY VAL ILE SER GLY SEQRES 2 A 286 ILE GLY LYS GLY ILE ILE ALA SER SER ILE GLY THR ILE SEQRES 3 A 286 LEU LYS SER CYS GLY LEU ARG VAL THR ALA ILE LYS ILE SEQRES 4 A 286 ASP PRO TYR ILE ASN ILE ASP ALA GLY THR PHE SER PRO SEQRES 5 A 286 TYR GLU HIS GLY GLU VAL PHE VAL LEU ASN ASP GLY GLY SEQRES 6 A 286 GLU VAL ASP LEU ASP LEU GLY ASN TYR GLU ARG PHE LEU SEQRES 7 A 286 ASP ILE ASN LEU TYR LYS ASP ASN ASN ILE THR THR GLY SEQRES 8 A 286 LYS ILE TYR GLN HIS VAL ILE ASN LYS GLU ARG ARG GLY SEQRES 9 A 286 ASP TYR LEU GLY LYS THR VAL GLN VAL VAL PRO HIS ILE SEQRES 10 A 286 THR ASP ALA VAL GLN GLU TRP VAL MET ASN GLN ALA LYS SEQRES 11 A 286 VAL PRO VAL ASP GLY ASN LYS GLU GLU PRO GLN ILE CYS SEQRES 12 A 286 VAL ILE GLU LEU GLY GLY THR ILE GLY ASP ILE GLU GLY SEQRES 13 A 286 MET PRO PHE VAL GLU ALA PHE ARG GLN PHE GLN PHE LYS SEQRES 14 A 286 ALA LYS ARG GLU ASN PHE CYS ASN ILE HIS VAL SER LEU SEQRES 15 A 286 VAL PRO GLN LEU SER ALA THR GLY GLU GLN LYS THR LYS SEQRES 16 A 286 PRO THR GLN ASN SER VAL ARG ALA LEU ARG GLY LEU GLY SEQRES 17 A 286 LEU SER PRO ASP LEU ILE VAL CYS ARG SER SER THR PRO SEQRES 18 A 286 ILE GLU MET ALA VAL LYS GLU LYS ILE SER MET PHE CYS SEQRES 19 A 286 HIS VAL ASN PRO GLU GLN VAL ILE CYS ILE HIS ASP VAL SEQRES 20 A 286 SER SER THR TYR ARG VAL PRO VAL LEU LEU GLU GLU GLN SEQRES 21 A 286 SER ILE VAL LYS TYR PHE LYS GLU ARG LEU HIS LEU PRO SEQRES 22 A 286 ILE GLY ASP SER ALA SER ASN LEU LEU PHE LYS TRP ARG