1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Shahzad, N. Dangi, B. Blankman, J.I. Guiles, R.D. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 1 90.00 90.00 90.00 1.000 1.000 1.000 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C34 H32 Fe N4 O4 616.487 PROTOPORPHYRIN IX CONTAINING FE HEME non-polymer C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking To be Published 0353 MUTAGENIC MODULATION OF THE ENTROPY CHANGE ON OXIDATION OF CYTOCHROME B5: AN ANALYSIS OF THE CONTRIBUTION OF CONFORMATIONAL ENTROPY 10.2210/pdb1ib7/pdb pdb_00001ib7 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 10829.908 CYTOCHROME B5 F35Y 1 man polymer 616.487 PROTOPORPHYRIN IX CONTAINING FE 1 syn non-polymer no no DKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKYLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYIIGELH PDDRSKIAKPSETL DKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKYLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYIIGELH PDDRSKIAKPSETL A polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n black rat Rattus Escherichia sample 10117 Rattus rattus 562 Escherichia coli PLASMID PET3C database_2 pdbx_nmr_software pdbx_struct_assembly pdbx_struct_conn_angle pdbx_struct_oper_list struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 2001-04-04 1 1 2008-04-27 1 2 2011-07-13 1 3 2021-10-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_nmr_software.name _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_label_seq_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_label_seq_id _pdbx_struct_conn_angle.value _struct_conn.pdbx_dist_value _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id WILD TYPE FERRO CYTOCHROME B5, SOLUTION STRUCTURE RCSB Y RCSB 2001-03-27 REL REL HEM PROTOPORPHYRIN IX CONTAINING FE THE STRUCTURE WAS DETERMINED USING 2D AND 3D EXPERIMENTS INCLUDING DISTANCE AND ANGULAR RESTRAINTS FROM HNHA structures with the least restraint violations, structures with the lowest energy, target function 200 20 2D NOESY HNHA 3D_15N-separated_NOESY 1mM 7.0 313 K 1mM 7.0 313 K 1mM 7.0 313 K THE STRUCTURE WAS CALCULATED USING 1167 NOE RESTRAINTS AND 69 DIHEDRAL ANGLE RESTRAINTS; RESIDUES 1-3 AND 89-94 WERE NOT INCLUDED IN THE REFINED MODEL BECAUSE OF A LACK OF RESTRAINTS IN THESE PRESUMABLY UNSTRUCTURED REGIONS OF THE PROTEIN. TORSION ANGEL DYNAMICS SIMULATED ANNEALING; RESTRAINED ENERGY 1 fewest violations,lowest energy 2mM F35Y CYTOCHROME B5; 1mM PHOSPHATE BUFFER; PURGED WITH NITROGEN GAS AND REDUCED BY ADDING FEW GRAINS OF SODIUM DITHIONATE AND SEALED USING OXY-ACETYLENE TORCH; 0.05 mM TSP AS INTERNAL REFERENCE 90% H2O/10% D2O 2mM F35Y CYTOCHROME B5; 1mM PHOSPHATE BUFFER; PURGED WITH NITROGEN GAS AND REDUCED BY ADDING FEW GRAINS OF SODIUM DITHIONATE AND SEALED USING OXY-ACETYLENE TORCH; 0.05 mM TSP AS INTERNAL REFERENCE 90% H2O/10% D2O 2mM F35Y CYTOCHROME B5; 1mM PHOSPHATE BUFFER; PURGED WITH NITROGEN GAS AND REDUCED BY ADDING FEW GRAINS OF SODIUM DITHIONATE AND SEALED USING OXY-ACETYLENE TORCH; 0.05 mM TSP AS INTERNAL REFERENCE 90% H2O/10% D2O GUENTERT, P. refinement DYANA 1.5 MSI data analysis Felix 97 BRUKER collection XwinNMR 2.0 600 Bruker DMX 600 Bruker DMX 600 Bruker DMX HEM 95 2 HEM HEM 95 A n 1 1 A n 2 2 A n 3 3 A VAL 4 n 4 VAL 4 A LYS 5 n 5 LYS 5 A TYR 6 n 6 TYR 6 A TYR 7 n 7 TYR 7 A THR 8 n 8 THR 8 A LEU 9 n 9 LEU 9 A GLU 10 n 10 GLU 10 A GLU 11 n 11 GLU 11 A ILE 12 n 12 ILE 12 A GLN 13 n 13 GLN 13 A LYS 14 n 14 LYS 14 A HIS 15 n 15 HIS 15 A LYS 16 n 16 LYS 16 A ASP 17 n 17 ASP 17 A SER 18 n 18 SER 18 A LYS 19 n 19 LYS 19 A SER 20 n 20 SER 20 A THR 21 n 21 THR 21 A TRP 22 n 22 TRP 22 A VAL 23 n 23 VAL 23 A ILE 24 n 24 ILE 24 A LEU 25 n 25 LEU 25 A HIS 26 n 26 HIS 26 A HIS 27 n 27 HIS 27 A LYS 28 n 28 LYS 28 A VAL 29 n 29 VAL 29 A TYR 30 n 30 TYR 30 A ASP 31 n 31 ASP 31 A LEU 32 n 32 LEU 32 A THR 33 n 33 THR 33 A LYS 34 n 34 LYS 34 A TYR 35 n 35 TYR 35 A LEU 36 n 36 LEU 36 A GLU 37 n 37 GLU 37 A GLU 38 n 38 GLU 38 A HIS 39 n 39 HIS 39 A PRO 40 n 40 PRO 40 A GLY 41 n 41 GLY 41 A GLY 42 n 42 GLY 42 A GLU 43 n 43 GLU 43 A GLU 44 n 44 GLU 44 A VAL 45 n 45 VAL 45 A LEU 46 n 46 LEU 46 A ARG 47 n 47 ARG 47 A GLU 48 n 48 GLU 48 A GLN 49 n 49 GLN 49 A ALA 50 n 50 ALA 50 A GLY 51 n 51 GLY 51 A GLY 52 n 52 GLY 52 A ASP 53 n 53 ASP 53 A ALA 54 n 54 ALA 54 A THR 55 n 55 THR 55 A GLU 56 n 56 GLU 56 A ASN 57 n 57 ASN 57 A PHE 58 n 58 PHE 58 A GLU 59 n 59 GLU 59 A ASP 60 n 60 ASP 60 A VAL 61 n 61 VAL 61 A GLY 62 n 62 GLY 62 A HIS 63 n 63 HIS 63 A SER 64 n 64 SER 64 A THR 65 n 65 THR 65 A ASP 66 n 66 ASP 66 A ALA 67 n 67 ALA 67 A ARG 68 n 68 ARG 68 A GLU 69 n 69 GLU 69 A LEU 70 n 70 LEU 70 A SER 71 n 71 SER 71 A LYS 72 n 72 LYS 72 A THR 73 n 73 THR 73 A TYR 74 n 74 TYR 74 A ILE 75 n 75 ILE 75 A ILE 76 n 76 ILE 76 A GLY 77 n 77 GLY 77 A GLU 78 n 78 GLU 78 A LEU 79 n 79 LEU 79 A HIS 80 n 80 HIS 80 A PRO 81 n 81 PRO 81 A ASP 82 n 82 ASP 82 A ASP 83 n 83 ASP 83 A ARG 84 n 84 ARG 84 A SER 85 n 85 SER 85 A LYS 86 n 86 LYS 86 A ILE 87 n 87 ILE 87 A ALA 88 n 88 ALA 88 A n 89 89 A n 90 90 A n 91 91 A n 92 92 A n 93 93 A n 94 94 A author_defined_assembly 1 monomeric A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NA HEM 1_555 89.4 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NB HEM 1_555 96.9 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NB HEM 1_555 90.8 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NC HEM 1_555 89.9 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NC HEM 1_555 179.1 A HEM 95 B NB HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NC HEM 1_555 89.8 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 82.7 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 89.7 A HEM 95 B NB HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 179.3 A HEM 95 B NC HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 89.7 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 A HIS 63 A NE2 HIS 63 1_555 172.9 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HIS 63 A NE2 HIS 63 1_555 97.7 A HEM 95 B NB HEM 1_555 A HEM 95 B FE HEM 1_555 A HIS 63 A NE2 HIS 63 1_555 83.5 A HEM 95 B NC HEM 1_555 A HEM 95 B FE HEM 1_555 A HIS 63 A NE2 HIS 63 1_555 83.0 A HEM 95 B ND HEM 1_555 A HEM 95 B FE HEM 1_555 A HIS 63 A NE2 HIS 63 1_555 96.9 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 identity operation 0.0000000000 0.0000000000 0.0000000000 A N TYR 7 A N TYR 7 A O GLU 78 A O GLU 78 A O GLY 77 A O GLY 77 A N VAL 29 A N VAL 29 1 A ASP 1 A ASP 1 1 Y 1 A LYS 2 A LYS 2 1 Y 1 A ASP 3 A ASP 3 1 Y 1 A LYS 89 A LYS 89 1 Y 1 A PRO 90 A PRO 90 1 Y 1 A SER 91 A SER 91 1 Y 1 A GLU 92 A GLU 92 1 Y 1 A THR 93 A THR 93 1 Y 1 A LEU 94 A LEU 94 1 Y 2 A ASP 1 A ASP 1 1 Y 2 A LYS 2 A LYS 2 1 Y 2 A ASP 3 A ASP 3 1 Y 2 A LYS 89 A LYS 89 1 Y 2 A PRO 90 A PRO 90 1 Y 2 A SER 91 A SER 91 1 Y 2 A GLU 92 A GLU 92 1 Y 2 A THR 93 A THR 93 1 Y 2 A LEU 94 A LEU 94 1 Y 3 A ASP 1 A ASP 1 1 Y 3 A LYS 2 A LYS 2 1 Y 3 A ASP 3 A ASP 3 1 Y 3 A LYS 89 A LYS 89 1 Y 3 A PRO 90 A PRO 90 1 Y 3 A SER 91 A SER 91 1 Y 3 A GLU 92 A GLU 92 1 Y 3 A THR 93 A THR 93 1 Y 3 A LEU 94 A LEU 94 1 Y 4 A ASP 1 A ASP 1 1 Y 4 A LYS 2 A LYS 2 1 Y 4 A ASP 3 A ASP 3 1 Y 4 A LYS 89 A LYS 89 1 Y 4 A PRO 90 A PRO 90 1 Y 4 A SER 91 A SER 91 1 Y 4 A GLU 92 A GLU 92 1 Y 4 A THR 93 A THR 93 1 Y 4 A LEU 94 A LEU 94 1 Y 5 A ASP 1 A ASP 1 1 Y 5 A LYS 2 A LYS 2 1 Y 5 A ASP 3 A ASP 3 1 Y 5 A LYS 89 A LYS 89 1 Y 5 A PRO 90 A PRO 90 1 Y 5 A SER 91 A SER 91 1 Y 5 A GLU 92 A GLU 92 1 Y 5 A THR 93 A THR 93 1 Y 5 A LEU 94 A LEU 94 1 Y 6 A ASP 1 A ASP 1 1 Y 6 A LYS 2 A LYS 2 1 Y 6 A ASP 3 A ASP 3 1 Y 6 A LYS 89 A LYS 89 1 Y 6 A PRO 90 A PRO 90 1 Y 6 A SER 91 A SER 91 1 Y 6 A GLU 92 A GLU 92 1 Y 6 A THR 93 A THR 93 1 Y 6 A LEU 94 A LEU 94 1 Y 7 A ASP 1 A ASP 1 1 Y 7 A LYS 2 A LYS 2 1 Y 7 A ASP 3 A ASP 3 1 Y 7 A LYS 89 A LYS 89 1 Y 7 A PRO 90 A PRO 90 1 Y 7 A SER 91 A SER 91 1 Y 7 A GLU 92 A GLU 92 1 Y 7 A THR 93 A THR 93 1 Y 7 A LEU 94 A LEU 94 1 Y 8 A ASP 1 A ASP 1 1 Y 8 A LYS 2 A LYS 2 1 Y 8 A ASP 3 A ASP 3 1 Y 8 A LYS 89 A LYS 89 1 Y 8 A PRO 90 A PRO 90 1 Y 8 A SER 91 A SER 91 1 Y 8 A GLU 92 A GLU 92 1 Y 8 A THR 93 A THR 93 1 Y 8 A LEU 94 A LEU 94 1 Y 9 A ASP 1 A ASP 1 1 Y 9 A LYS 2 A LYS 2 1 Y 9 A ASP 3 A ASP 3 1 Y 9 A LYS 89 A LYS 89 1 Y 9 A PRO 90 A PRO 90 1 Y 9 A SER 91 A SER 91 1 Y 9 A GLU 92 A GLU 92 1 Y 9 A THR 93 A THR 93 1 Y 9 A LEU 94 A LEU 94 1 Y 10 A ASP 1 A ASP 1 1 Y 10 A LYS 2 A LYS 2 1 Y 10 A ASP 3 A ASP 3 1 Y 10 A LYS 89 A LYS 89 1 Y 10 A PRO 90 A PRO 90 1 Y 10 A SER 91 A SER 91 1 Y 10 A GLU 92 A GLU 92 1 Y 10 A THR 93 A THR 93 1 Y 10 A LEU 94 A LEU 94 1 Y 11 A ASP 1 A ASP 1 1 Y 11 A LYS 2 A LYS 2 1 Y 11 A ASP 3 A ASP 3 1 Y 11 A LYS 89 A LYS 89 1 Y 11 A PRO 90 A PRO 90 1 Y 11 A SER 91 A SER 91 1 Y 11 A GLU 92 A GLU 92 1 Y 11 A THR 93 A THR 93 1 Y 11 A LEU 94 A LEU 94 1 Y 12 A ASP 1 A ASP 1 1 Y 12 A LYS 2 A LYS 2 1 Y 12 A ASP 3 A ASP 3 1 Y 12 A LYS 89 A LYS 89 1 Y 12 A PRO 90 A PRO 90 1 Y 12 A SER 91 A SER 91 1 Y 12 A GLU 92 A GLU 92 1 Y 12 A THR 93 A THR 93 1 Y 12 A LEU 94 A LEU 94 1 Y 13 A ASP 1 A ASP 1 1 Y 13 A LYS 2 A LYS 2 1 Y 13 A ASP 3 A ASP 3 1 Y 13 A LYS 89 A LYS 89 1 Y 13 A PRO 90 A PRO 90 1 Y 13 A SER 91 A SER 91 1 Y 13 A GLU 92 A GLU 92 1 Y 13 A THR 93 A THR 93 1 Y 13 A LEU 94 A LEU 94 1 Y 14 A ASP 1 A ASP 1 1 Y 14 A LYS 2 A LYS 2 1 Y 14 A ASP 3 A ASP 3 1 Y 14 A LYS 89 A LYS 89 1 Y 14 A PRO 90 A PRO 90 1 Y 14 A SER 91 A SER 91 1 Y 14 A GLU 92 A GLU 92 1 Y 14 A THR 93 A THR 93 1 Y 14 A LEU 94 A LEU 94 1 Y 15 A ASP 1 A ASP 1 1 Y 15 A LYS 2 A LYS 2 1 Y 15 A ASP 3 A ASP 3 1 Y 15 A LYS 89 A LYS 89 1 Y 15 A PRO 90 A PRO 90 1 Y 15 A SER 91 A SER 91 1 Y 15 A GLU 92 A GLU 92 1 Y 15 A THR 93 A THR 93 1 Y 15 A LEU 94 A LEU 94 1 Y 16 A ASP 1 A ASP 1 1 Y 16 A LYS 2 A LYS 2 1 Y 16 A ASP 3 A ASP 3 1 Y 16 A LYS 89 A LYS 89 1 Y 16 A PRO 90 A PRO 90 1 Y 16 A SER 91 A SER 91 1 Y 16 A GLU 92 A GLU 92 1 Y 16 A THR 93 A THR 93 1 Y 16 A LEU 94 A LEU 94 1 Y 17 A ASP 1 A ASP 1 1 Y 17 A LYS 2 A LYS 2 1 Y 17 A ASP 3 A ASP 3 1 Y 17 A LYS 89 A LYS 89 1 Y 17 A PRO 90 A PRO 90 1 Y 17 A SER 91 A SER 91 1 Y 17 A GLU 92 A GLU 92 1 Y 17 A THR 93 A THR 93 1 Y 17 A LEU 94 A LEU 94 1 Y 18 A ASP 1 A ASP 1 1 Y 18 A LYS 2 A LYS 2 1 Y 18 A ASP 3 A ASP 3 1 Y 18 A LYS 89 A LYS 89 1 Y 18 A PRO 90 A PRO 90 1 Y 18 A SER 91 A SER 91 1 Y 18 A GLU 92 A GLU 92 1 Y 18 A THR 93 A THR 93 1 Y 18 A LEU 94 A LEU 94 1 Y 19 A ASP 1 A ASP 1 1 Y 19 A LYS 2 A LYS 2 1 Y 19 A ASP 3 A ASP 3 1 Y 19 A LYS 89 A LYS 89 1 Y 19 A PRO 90 A PRO 90 1 Y 19 A SER 91 A SER 91 1 Y 19 A GLU 92 A GLU 92 1 Y 19 A THR 93 A THR 93 1 Y 19 A LEU 94 A LEU 94 1 Y 20 A ASP 1 A ASP 1 1 Y 20 A LYS 2 A LYS 2 1 Y 20 A ASP 3 A ASP 3 1 Y 20 A LYS 89 A LYS 89 1 Y 20 A PRO 90 A PRO 90 1 Y 20 A SER 91 A SER 91 1 Y 20 A GLU 92 A GLU 92 1 Y 20 A THR 93 A THR 93 1 Y 20 A LEU 94 A LEU 94 1 Y 1 A A O H TYR HIS 7 80 1.54 1 A A O H GLU ASP 56 60 1.56 1 A A O H LEU TYR 70 74 1.59 2 A A O H GLU ASP 56 60 1.53 2 A A O H TYR HIS 7 80 1.53 2 A A O H LEU TYR 70 74 1.58 3 A A O H GLU ASP 56 60 1.48 3 A A HD1 OD2 HIS ASP 80 83 1.49 3 A A O H GLU GLU 44 48 1.50 3 A A O H TYR HIS 7 80 1.51 3 A A O H LEU TYR 70 74 1.58 4 A A O H TYR HIS 7 80 1.50 4 A A O H GLU ASP 56 60 1.53 4 A A O H LEU TYR 70 74 1.59 5 A A O H TYR HIS 7 80 1.46 5 A A O H GLU ASP 56 60 1.53 5 A A O H THR GLU 8 11 1.53 5 A A O H GLU HIS 11 15 1.59 6 A A O H TYR HIS 7 80 1.47 6 A A O H GLU ASP 56 60 1.52 6 A A HD1 OD1 HIS ASP 80 83 1.58 6 A A O H LEU TYR 70 74 1.58 7 A A O H TYR HIS 7 80 1.52 7 A A O H GLU ASP 56 60 1.54 7 A A O H LEU TYR 70 74 1.59 8 A A O H GLU ASP 56 60 1.47 8 A A O H TYR HIS 7 80 1.52 8 A A O H LEU TYR 70 74 1.58 9 A A O H TYR HIS 7 80 1.47 9 A A O H GLU ASP 56 60 1.58 9 A A O H LEU TYR 70 74 1.58 10 A A O H TYR HIS 7 80 1.51 10 A A O H GLU ASP 56 60 1.53 10 A A O HG ALA SER 67 71 1.57 10 A A O H THR GLU 8 11 1.58 11 A A O H GLU ASP 56 60 1.50 11 A A O H TYR HIS 7 80 1.51 11 A A O H LEU TYR 70 74 1.58 12 A A O H TYR HIS 7 80 1.49 12 A A O H GLU ASP 56 60 1.54 12 A A O H LEU TYR 70 74 1.59 12 A A O H GLU HIS 11 15 1.59 13 A A O H GLU ASP 56 60 1.52 13 A A O H LEU TYR 70 74 1.60 14 A A H O LEU LYS 25 28 1.44 14 A A O H TYR HIS 7 80 1.51 14 A A O H GLU ASP 56 60 1.55 14 A A O H LEU TYR 70 74 1.59 14 A A O H THR GLU 8 11 1.59 15 A A O H GLU ASP 56 60 1.41 15 A A OD2 HZ3 ASP LYS 31 34 1.55 15 A A O H TYR HIS 7 80 1.58 15 A A O H LEU TYR 70 74 1.58 16 A A O H GLU ASP 56 60 1.49 16 A A O H TYR HIS 7 80 1.51 16 A A O H LEU TYR 70 74 1.59 17 A A O H TYR HIS 7 80 1.52 17 A A O H GLU ASP 56 60 1.52 17 A A O H LEU TYR 70 74 1.58 18 A A O H GLU ASP 56 60 1.49 18 A A H O LEU LYS 25 28 1.50 18 A A O H TYR HIS 7 80 1.51 18 A A O H LEU TYR 70 74 1.56 19 A A H O LEU LYS 25 28 1.48 19 A A O H GLU ASP 56 60 1.55 19 A A O H TYR HIS 7 80 1.57 19 A A O H LEU TYR 70 74 1.60 20 A A H O LEU LYS 25 28 1.46 20 A A O H TYR HIS 7 80 1.53 20 A A O H GLU ASP 56 60 1.55 20 A A HD1 O HIS GLY 39 42 1.56 20 A A O HG1 ASP THR 17 21 1.58 1 A GLU 11 -61.64 -75.75 1 A GLN 13 -55.00 -73.50 1 A HIS 15 -96.70 45.88 1 A HIS 26 39.90 61.44 1 A LYS 28 -169.96 113.20 1 A LEU 32 -93.91 39.66 1 A ALA 50 -70.13 -92.11 1 A HIS 80 -38.68 108.66 1 A SER 85 -90.85 45.77 2 A GLU 11 -61.61 -74.61 2 A GLN 13 -61.80 -82.76 2 A HIS 15 -91.29 48.31 2 A HIS 26 39.73 53.74 2 A LYS 28 -169.95 106.33 2 A LEU 32 -95.34 36.29 2 A ALA 50 -71.99 -90.11 2 A THR 55 -50.43 -72.10 2 A TYR 74 -100.04 41.61 2 A HIS 80 -38.52 120.05 2 A SER 85 -109.37 45.64 3 A GLU 11 -61.71 -72.72 3 A GLN 13 -59.40 -78.84 3 A HIS 15 -93.55 43.67 3 A HIS 26 38.99 55.57 3 A LYS 28 -168.91 99.32 3 A LEU 32 -92.71 44.95 3 A GLU 48 -35.97 -36.43 3 A GLN 49 -143.24 45.84 3 A ALA 50 -65.48 -87.11 3 A TYR 74 -100.00 37.94 3 A HIS 80 -37.84 115.05 3 A LYS 86 -99.65 30.76 4 A GLU 11 -58.63 -73.53 4 A GLN 13 -55.96 -78.97 4 A HIS 15 -94.13 43.80 4 A HIS 26 38.83 60.31 4 A LYS 28 -169.56 107.07 4 A LEU 32 -90.81 38.51 4 A VAL 45 -39.86 -29.45 4 A ALA 50 -68.50 -89.30 4 A LYS 86 -92.59 35.36 5 A GLU 11 -62.45 -75.66 5 A GLN 13 -59.85 -70.42 5 A HIS 15 -89.76 46.98 5 A LYS 28 -170.04 106.20 5 A LEU 32 -92.54 40.15 5 A VAL 45 -39.98 -29.18 5 A ALA 50 -70.74 -91.54 5 A SER 85 -93.18 46.99 6 A GLU 11 -60.09 -75.70 6 A HIS 15 -94.62 44.38 6 A HIS 26 39.67 43.83 6 A LYS 28 -166.03 115.71 6 A ALA 50 -77.39 -90.49 6 A TYR 74 -99.47 40.65 6 A HIS 80 -39.04 118.57 6 A LYS 86 -98.13 38.61 7 A GLU 11 -66.18 -75.29 7 A GLN 13 -57.71 -73.66 7 A HIS 15 -92.23 49.99 7 A HIS 26 39.81 55.91 7 A LYS 28 -167.65 101.71 7 A LEU 32 -89.45 42.83 7 A VAL 45 -39.94 -29.49 7 A ALA 50 -73.01 -91.16 7 A THR 55 -50.04 -72.06 7 A HIS 80 -38.42 103.12 8 A GLU 11 -57.77 -74.12 8 A HIS 15 -99.56 43.39 8 A HIS 26 39.70 53.83 8 A LYS 28 -169.40 109.22 8 A LEU 32 -89.78 42.66 8 A VAL 45 -39.97 -29.24 8 A ALA 50 -70.90 -93.10 8 A TYR 74 -99.85 39.04 8 A HIS 80 -38.75 112.83 9 A GLU 11 -54.93 -73.38 9 A HIS 26 39.20 60.53 9 A LYS 28 -169.41 100.62 9 A LEU 32 -98.68 54.22 9 A VAL 45 -39.97 -29.14 9 A ALA 50 -67.31 -93.97 9 A HIS 80 -37.39 117.78 9 A SER 85 -103.36 43.38 9 A LYS 86 -99.72 36.33 10 A GLU 11 -67.32 -75.05 10 A GLN 13 -57.21 -77.65 10 A HIS 15 -94.22 44.53 10 A HIS 26 37.64 36.32 10 A HIS 27 70.00 48.20 10 A LYS 28 -170.18 127.17 10 A ASP 31 -64.73 78.88 10 A LEU 32 -102.33 41.68 10 A ALA 50 -73.87 -91.01 10 A SER 85 -107.55 53.65 11 A GLU 11 -59.32 -71.20 11 A GLN 13 -54.82 -81.27 11 A HIS 15 -95.13 45.49 11 A HIS 26 39.97 54.40 11 A LYS 28 -170.01 103.13 11 A LEU 32 -99.42 43.17 11 A VAL 45 -39.88 -28.98 11 A ALA 50 -74.37 -91.32 11 A TYR 74 -99.86 41.81 11 A SER 85 -109.78 46.21 11 A LYS 86 -98.70 33.95 12 A GLN 13 -48.44 -76.73 12 A HIS 15 -90.42 44.40 12 A HIS 26 39.17 56.48 12 A LYS 28 -170.08 105.02 12 A LEU 32 -96.80 41.98 12 A VAL 45 -39.84 -29.68 12 A ALA 50 -72.83 -89.47 12 A TYR 74 -100.04 42.04 13 A GLU 11 -59.74 -72.33 13 A GLN 13 -59.93 -76.40 13 A HIS 15 -97.60 44.83 13 A LYS 28 -170.09 112.63 13 A LEU 32 -90.99 37.87 13 A ALA 50 -70.27 -93.24 13 A HIS 80 -32.41 105.28 13 A SER 85 -107.62 -99.79 14 A GLU 11 -61.78 -76.12 14 A GLN 13 -57.01 -74.00 14 A HIS 15 -93.26 46.78 14 A HIS 26 37.72 38.25 14 A HIS 27 70.13 51.51 14 A LYS 28 -170.12 132.09 14 A VAL 45 -39.93 -29.17 14 A ALA 50 -73.01 -88.63 14 A TYR 74 -99.95 39.90 14 A HIS 80 -39.40 111.69 14 A SER 85 -97.42 31.84 15 A HIS 15 -94.36 59.61 15 A LYS 28 -166.01 107.74 15 A LEU 32 -98.24 46.59 15 A VAL 45 -39.87 -29.32 15 A ALA 50 -67.99 -91.47 15 A THR 55 -50.15 -71.54 15 A TYR 74 -100.12 41.02 15 A HIS 80 -38.66 113.46 15 A SER 85 -100.64 50.36 16 A GLU 11 -49.62 -70.55 16 A LYS 28 -170.09 97.70 16 A LEU 32 -91.34 41.64 16 A VAL 45 -39.90 -29.57 16 A ALA 50 -71.72 -94.49 16 A TYR 74 -99.81 42.04 16 A HIS 80 -36.32 110.65 16 A LYS 86 -95.66 38.51 17 A GLU 11 -48.73 -71.02 17 A HIS 15 -91.77 59.45 17 A HIS 26 37.98 54.34 17 A LYS 28 -169.97 110.20 17 A LEU 32 -94.74 43.17 17 A ALA 50 -69.41 -94.97 17 A TYR 74 -100.17 42.36 17 A HIS 80 -46.19 107.41 17 A SER 85 -109.99 44.34 17 A LYS 86 -90.90 37.10 18 A GLU 11 -59.89 -77.35 18 A HIS 15 -104.24 47.87 18 A HIS 26 36.46 40.60 18 A LYS 28 -170.19 126.48 18 A LEU 32 -94.60 37.74 18 A VAL 45 -39.99 -28.99 18 A ALA 50 -67.07 -91.48 18 A HIS 80 -36.90 105.19 19 A HIS 26 37.27 39.90 19 A LYS 28 -170.03 127.45 19 A LEU 32 -95.85 39.21 19 A ALA 50 -73.01 -91.23 19 A TYR 74 -99.64 38.78 19 A HIS 80 -38.60 109.89 19 A SER 85 -108.74 54.70 20 A GLU 11 -49.04 -71.35 20 A HIS 15 -90.98 55.07 20 A HIS 26 36.82 39.76 20 A LYS 28 -170.15 131.29 20 A VAL 45 -39.89 -29.20 20 A ALA 50 -71.79 -92.31 20 A TYR 74 -99.63 39.87 20 A HIS 80 -40.19 104.53 20 A LYS 86 -92.75 36.83 SOLUTION STRUCTURE OF F35Y MUTANT OF RAT FERRO CYTOCHROME B5, A CONFORMATION, ENSEMBLE OF 20 STRUCTURES 1 N N 2 N N A THR 8 A THR 8 HELX_P A HIS 15 A HIS 15 1 1 8 A GLU 43 A GLU 43 HELX_P A GLU 48 A GLU 48 1 2 6 A ALA 54 A ALA 54 HELX_P A ASP 60 A ASP 60 1 3 7 A SER 64 A SER 64 HELX_P A TYR 74 A TYR 74 1 4 11 A HIS 80 A HIS 80 HELX_P A SER 85 A SER 85 1 5 6 metalc 2.095 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 metalc 1.892 A HIS 63 A NE2 HIS 63 1_555 A HEM 95 B FE HEM 1_555 ELECTRON TRANSPORT CYTOCHROME B5, ELECTRON TRANSPORT, SOLUTION STRUCTURES CYB5_RAT UNP 1 5 P00173 DKDVKYYTLEEIQKHKDSKSTWVILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTYIIGELH PDDRSKIAKPSETL 5 98 1IB7 1 94 P00173 A 1 1 94 1 PHE engineered mutation TYR 35 1IB7 A P00173 UNP 39 35 3 parallel anti-parallel A TYR 6 A TYR 6 A TYR 7 A TYR 7 A ILE 75 A ILE 75 A LEU 79 A LEU 79 A VAL 29 A VAL 29 A TYR 30 A TYR 30 BINDING SITE FOR RESIDUE HEM A 95 A HEM 95 Software 16 A TYR 30 A TYR 30 16 1_555 A LEU 32 A LEU 32 16 1_555 A TYR 35 A TYR 35 16 1_555 A HIS 39 A HIS 39 16 1_555 A VAL 45 A VAL 45 16 1_555 A LEU 46 A LEU 46 16 1_555 A ALA 54 A ALA 54 16 1_555 A PHE 58 A PHE 58 16 1_555 A VAL 61 A VAL 61 16 1_555 A GLY 62 A GLY 62 16 1_555 A HIS 63 A HIS 63 16 1_555 A SER 64 A SER 64 16 1_555 A ASP 66 A ASP 66 16 1_555 A ALA 67 A ALA 67 16 1_555 A LEU 70 A LEU 70 16 1_555 A SER 71 A SER 71 16 1_555 1 P 1