1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Banci, L. Bertini, I. Rosato, A. Scacchieri, S. 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 C5 H11 N O2 S 149.211 y METHIONINE 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 IX Eur.J.Biochem. EJBCAI 0262 0014-2956 267 755 766 10.1046/j.1432-1327.2000.01054.x 10651812 Solution structure of oxidized microsomal rabbit cytochrome b5. Factors determining the heterogeneous binding of the heme. 2000 10.2210/pdb1do9/pdb pdb_00001do9 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 10881.086 CYTOCHROME B5 SOLUBLE DOMAIN 1 man polymer 616.487 PROTOPORPHYRIN IX CONTAINING FE 1 syn non-polymer no no DKDVKYYTLEEIKKHNHSKSTWLILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTFIIGELH PDDRSKLSKPMETL DKDVKYYTLEEIKKHNHSKSTWLILHHKVYDLTKFLEEHPGGEEVLREQAGGDATENFEDVGHSTDARELSKTFIIGELH PDDRSKLSKPMETL 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 rabbit Oryctolagus Escherichia sample 9986 Oryctolagus cuniculus 562 Escherichia coli PKK223 database_2 pdbx_nmr_software pdbx_nmr_spectrometer pdbx_struct_assembly pdbx_struct_oper_list struct_conn struct_site repository Initial release Version format compliance Version format compliance Data collection Database references Derived calculations 1 0 2000-01-05 1 1 2008-04-27 1 2 2011-07-13 1 3 2022-02-16 _database_2.pdbx_DOI _database_2.pdbx_database_accession _pdbx_nmr_software.name _pdbx_nmr_spectrometer.model _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_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id RCSB Y RCSB 1999-12-20 REL REL HEM PROTOPORPHYRIN IX CONTAINING FE structures with the least restraint violations 150 40 2D NOESY 3D_15N-SEPARATED_NOESY 2D TOCSY 3D_15N-SEPARATED_TOCSY 7 1 atm 298 K torsion angle dynamics PH 7, 2-3 MM PROTEIN, 1MM PHOSPHATE BUFFER PH 7, 2-3 MM PROTEIN, 1MM PHOSPHATE BUFFER GUENTERT structure solution DYANA 1.5 MODIFIED FOR USING PSEUDOCONTACT SHIFTS AS CONSTRAINTS KOLLMAN refinement Amber 4.0 600 Bruker AVANCE 800 Bruker AVANCE HEM 95 2 HEM HEM 95 A ASP 1 n 1 ASP 1 A LYS 2 n 2 LYS 2 A ASP 3 n 3 ASP 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 LYS 13 n 13 LYS 13 A LYS 14 n 14 LYS 14 A HIS 15 n 15 HIS 15 A ASN 16 n 16 ASN 16 A HIS 17 n 17 HIS 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 LEU 23 n 23 LEU 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 PHE 35 n 35 PHE 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 PHE 74 n 74 PHE 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 LEU 87 n 87 LEU 87 A SER 88 n 88 SER 88 A LYS 89 n 89 LYS 89 A PRO 90 n 90 PRO 90 A MET 91 n 91 MET 91 A GLU 92 n 92 GLU 92 A THR 93 n 93 THR 93 A LEU 94 n 94 LEU 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 91.0 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 93.6 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NB HEM 1_555 89.1 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 89.2 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NC HEM 1_555 178.7 A HEM 95 B NB HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B NC HEM 1_555 89.6 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 87.5 A HEM 95 B NA HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 91.5 A HEM 95 B NB HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 178.8 A HEM 95 B NC HEM 1_555 A HEM 95 B FE HEM 1_555 A HEM 95 B ND HEM 1_555 89.8 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_555 174.7 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 92.2 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 90.6 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 87.7 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 88.3 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A O LEU 23 A O LEU 23 A N TYR 30 A N TYR 30 A O VAL 29 A O VAL 29 A N ILE 76 A N ILE 76 2 A CA ASP 1 WRONG HAND 3 A CA ASP 1 WRONG HAND 11 A CA ASP 1 WRONG HAND 12 A CA ASP 1 WRONG HAND 14 A CA ASP 1 WRONG HAND 20 A CA ASP 1 WRONG HAND 22 A CA ASP 1 WRONG HAND 25 A CA ASP 1 WRONG HAND 26 A CA ASP 1 WRONG HAND 32 A CA ASP 1 WRONG HAND 33 A CA ASP 1 WRONG HAND 35 A CA ASP 1 WRONG HAND 39 A CA ASP 1 WRONG HAND 40 A CA ASP 1 WRONG HAND 5 A TYR 7 0.067 SIDE CHAIN 29 A TYR 30 0.087 SIDE CHAIN 1 -4.24 0.70 120.80 116.56 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 2 -4.75 0.70 120.80 116.05 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 4 -4.40 0.70 120.80 116.40 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 12 -5.00 0.70 120.80 115.80 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 16 17.19 2.00 110.40 127.59 A A A CB CA C ASP ASP ASP 1 1 1 N 16 -15.53 1.80 110.60 95.07 A A A N CA CB ASP ASP ASP 1 1 1 N 16 -20.36 2.70 111.00 90.64 A A A N CA C ASP ASP ASP 1 1 1 N 17 -4.72 0.70 120.80 116.08 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 24 15.63 1.50 110.10 125.73 A A A CB CA C ALA ALA ALA 67 67 67 N 25 20.10 1.50 110.10 130.20 A A A CB CA C ALA ALA ALA 67 67 67 N 25 -10.60 1.60 122.70 112.10 A A A O C N ALA ALA ARG 67 67 68 Y 26 -4.72 0.70 120.80 116.08 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 27 -10.87 1.80 110.60 99.73 A A A N CA CB ASP ASP ASP 1 1 1 N 28 -5.07 0.70 120.80 115.73 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 34 18.25 2.00 110.40 128.65 A A A CB CA C ASP ASP ASP 1 1 1 N 34 -13.03 1.80 110.60 97.57 A A A N CA CB ASP ASP ASP 1 1 1 N 34 -21.09 2.70 111.00 89.91 A A A N CA C ASP ASP ASP 1 1 1 N 35 -4.74 0.70 120.80 116.06 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 37 -4.21 0.70 120.80 116.59 A A A CB CG CD2 PHE PHE PHE 74 74 74 N 39 20.15 1.50 110.10 130.25 A A A CB CA C ALA ALA ALA 67 67 67 N 39 -10.61 1.60 122.70 112.09 A A A O C N ALA ALA ARG 67 67 68 Y 39 14.16 1.90 110.20 124.36 A A A CB CA C LEU LEU LEU 94 94 94 N 25 A A CA CB ALA ALA 67 67 0.259 0.021 1.520 1.779 N 39 A A CA CB ALA ALA 67 67 0.334 0.021 1.520 1.854 N 39 A A CA C ALA ALA 67 67 0.171 0.026 1.525 1.696 N 1 A TYR 6 -31.88 110.36 1 A HIS 17 -125.56 -65.83 1 A SER 18 172.55 -42.53 1 A SER 20 -151.20 26.08 1 A THR 21 -47.52 92.82 1 A HIS 26 61.66 78.93 1 A HIS 27 32.64 46.50 1 A GLU 43 -154.38 -45.75 1 A LYS 86 -155.22 -70.06 1 A SER 88 -154.27 84.03 1 A PRO 90 -76.15 -169.55 1 A GLU 92 64.71 139.68 2 A TYR 6 -52.29 92.55 2 A ASN 16 -156.57 29.78 2 A LYS 19 171.75 -22.32 2 A SER 20 -149.69 59.73 2 A THR 21 -66.03 81.71 2 A HIS 26 70.48 79.07 2 A HIS 27 30.03 45.93 2 A HIS 63 -49.45 156.39 2 A HIS 80 -58.90 107.50 2 A LYS 86 -140.33 43.37 2 A SER 88 -164.71 63.56 2 A MET 91 53.58 177.72 3 A LYS 2 -146.65 -57.64 3 A VAL 4 -108.78 -126.97 3 A TYR 6 44.58 97.95 3 A HIS 15 -80.42 -118.71 3 A ASN 16 39.44 50.99 3 A SER 18 56.03 -83.11 3 A LYS 19 -87.11 -70.88 3 A SER 20 -45.33 92.57 3 A HIS 26 71.53 77.34 3 A HIS 27 31.19 44.17 3 A HIS 63 -49.81 154.46 3 A HIS 80 -49.25 151.13 3 A ASP 82 167.26 -31.92 3 A LYS 86 -161.54 -41.21 3 A LEU 87 -62.35 99.60 3 A SER 88 58.47 174.77 3 A LYS 89 -157.52 86.36 4 A VAL 4 -113.23 -134.91 4 A TYR 6 38.95 90.85 4 A HIS 15 -95.60 -107.71 4 A LYS 19 -176.46 -30.91 4 A HIS 26 89.45 73.60 4 A HIS 27 30.32 50.78 4 A LEU 36 -50.01 -74.37 4 A GLU 43 -138.88 -39.58 4 A HIS 63 53.48 165.60 4 A ILE 75 -58.36 106.57 4 A SER 85 -154.83 35.61 4 A LYS 86 -151.29 31.90 5 A TYR 6 -31.21 97.57 5 A HIS 15 -90.62 -114.59 5 A HIS 17 -107.43 -69.03 5 A SER 18 177.58 -42.47 5 A HIS 26 89.71 76.20 5 A HIS 27 30.25 50.40 5 A GLU 43 166.71 -55.18 5 A HIS 63 -40.71 157.48 5 A ILE 75 -47.75 107.98 5 A SER 85 165.32 42.23 5 A LYS 86 -141.13 -35.97 5 A LEU 87 -48.64 154.36 5 A SER 88 70.38 101.86 6 A ASP 3 65.82 -170.77 6 A TYR 6 60.87 116.54 6 A HIS 15 -89.84 -138.47 6 A ASN 16 73.18 34.82 6 A HIS 17 -106.43 -75.14 6 A SER 18 -172.82 -29.50 6 A SER 20 -161.68 117.63 6 A HIS 26 147.59 79.23 6 A HIS 27 28.92 42.26 6 A HIS 63 55.04 165.58 6 A SER 85 -175.33 40.41 6 A LYS 86 -142.28 -71.81 6 A SER 88 -163.65 108.21 7 A LYS 2 51.09 82.72 7 A TYR 6 38.23 83.13 7 A HIS 17 -133.40 -51.00 7 A SER 18 164.34 -50.74 7 A SER 20 -173.58 29.21 7 A THR 21 -46.02 89.39 7 A HIS 26 77.01 -176.22 7 A HIS 27 -66.42 39.20 7 A LEU 36 -50.65 -71.34 7 A HIS 63 54.62 167.71 7 A SER 85 100.18 54.66 7 A LYS 86 -144.70 -68.71 7 A LEU 87 40.17 72.57 8 A ASP 3 -63.29 -173.71 8 A VAL 4 -92.74 -127.54 8 A TYR 6 39.36 89.51 8 A HIS 15 -104.35 -114.65 8 A ASN 16 49.99 20.67 8 A LYS 19 -176.59 -25.42 8 A LEU 23 -171.62 -179.72 8 A HIS 26 74.89 59.33 8 A HIS 27 32.81 48.23 8 A LEU 36 -42.29 -83.53 8 A HIS 63 -45.11 152.13 8 A ASP 82 160.81 -32.50 8 A LYS 86 -140.86 -96.39 8 A LEU 87 42.11 -166.88 8 A SER 88 -174.49 -175.86 9 A VAL 4 -95.81 -125.60 9 A LYS 5 -124.29 -55.79 9 A TYR 6 46.11 89.16 9 A LYS 13 -79.98 33.78 9 A ASN 16 -170.60 51.85 9 A HIS 17 -141.18 51.08 9 A SER 18 76.85 -61.75 9 A LYS 19 -75.27 28.62 9 A SER 20 166.34 43.52 9 A THR 21 -65.62 82.27 9 A HIS 26 70.20 72.82 9 A HIS 27 32.14 43.32 9 A GLU 43 -146.72 -52.20 9 A HIS 63 -43.70 154.07 9 A ASP 83 -94.82 35.66 9 A LYS 86 -162.22 -70.05 9 A LEU 87 55.91 -171.19 9 A SER 88 61.44 97.68 9 A MET 91 46.98 87.02 10 A VAL 4 -104.15 79.96 10 A TYR 6 -48.90 97.69 10 A ASN 16 -115.40 50.56 10 A SER 18 -76.79 29.86 10 A LYS 19 -154.11 28.22 10 A SER 20 162.52 120.92 10 A HIS 26 57.82 76.54 10 A HIS 27 33.52 47.23 10 A GLU 37 -77.60 20.50 10 A GLU 43 -146.06 -48.37 10 A GLU 56 -79.97 28.08 10 A ASN 57 -130.13 -66.22 10 A HIS 63 -45.61 -78.35 10 A SER 64 166.38 168.03 10 A SER 85 179.42 54.60 10 A LYS 86 -159.85 -65.50 10 A LYS 89 -156.08 73.41 11 A ASP 3 -171.55 -179.95 11 A VAL 4 -125.48 -132.91 11 A ASN 16 -149.28 19.18 11 A SER 18 -62.82 80.23 11 A LYS 19 -176.91 -49.94 11 A SER 20 -152.60 68.30 11 A THR 21 -60.57 83.25 11 A HIS 26 57.18 72.56 11 A HIS 27 33.55 50.71 11 A LEU 36 -48.55 -70.45 11 A GLU 43 -138.11 -41.26 11 A HIS 63 53.23 178.43 11 A HIS 80 -49.82 105.46 11 A SER 85 -148.01 25.09 11 A LYS 86 -151.37 -60.52 11 A LEU 87 56.94 -174.91 11 A SER 88 47.44 -144.60 11 A LYS 89 35.38 59.71 12 A VAL 4 -137.75 -136.58 12 A LYS 5 -140.34 -46.00 12 A TYR 6 52.50 92.18 12 A SER 20 -152.07 25.77 12 A THR 21 -39.25 95.35 12 A LEU 23 -174.24 -175.30 12 A HIS 26 82.12 62.96 12 A HIS 27 34.87 43.00 12 A HIS 63 54.57 -177.39 12 A ASP 82 -154.41 -60.77 13 A VAL 4 -109.23 -134.10 13 A HIS 17 -137.51 -63.44 13 A SER 18 164.15 -42.76 13 A SER 20 -151.78 23.51 13 A THR 21 -36.12 88.47 13 A HIS 26 80.44 77.76 13 A HIS 27 28.70 46.93 13 A GLU 43 -139.40 -50.92 13 A HIS 63 51.61 144.08 13 A ASP 82 -176.64 -49.77 13 A LYS 86 -157.70 -54.86 13 A LYS 89 64.33 68.67 14 A ASP 3 54.46 -178.18 14 A VAL 4 -132.57 -131.40 14 A LYS 5 -132.46 -31.01 14 A TYR 6 34.28 82.71 14 A ASN 16 -69.49 72.11 14 A SER 18 79.82 -55.13 14 A SER 20 -174.72 41.46 14 A THR 21 -45.08 91.55 14 A HIS 26 64.68 177.30 14 A HIS 27 -48.61 21.08 14 A SER 85 -171.47 32.12 14 A LYS 86 -127.96 -60.16 15 A VAL 4 -116.04 -136.17 15 A TYR 6 45.61 84.95 15 A HIS 15 -108.49 -127.61 15 A HIS 17 -109.72 -84.70 15 A SER 18 -159.46 -31.32 15 A HIS 26 65.08 76.77 15 A HIS 27 29.28 46.34 15 A GLU 37 -74.74 22.91 15 A GLU 38 -140.29 -14.03 15 A GLU 43 -143.47 -45.59 15 A SER 85 174.19 28.46 15 A LYS 86 -155.26 76.55 15 A SER 88 -159.22 86.57 16 A TYR 6 48.39 89.44 16 A HIS 15 -88.82 -120.18 16 A HIS 17 -107.74 -80.81 16 A SER 18 -157.36 -42.49 16 A SER 20 -170.28 76.35 16 A HIS 26 60.93 69.05 16 A HIS 27 33.82 51.80 16 A LEU 36 -48.39 -76.30 16 A GLU 43 -158.45 -48.01 16 A HIS 63 -43.93 -77.79 16 A SER 64 165.90 171.21 16 A ARG 84 -91.17 38.00 16 A SER 85 89.90 49.96 16 A LYS 86 -155.58 56.50 16 A SER 88 53.81 -176.54 16 A LYS 89 -168.90 113.54 16 A THR 93 -146.35 -59.50 17 A LYS 2 72.40 63.54 17 A VAL 4 -107.62 -131.45 17 A TYR 6 30.53 86.58 17 A ASN 16 -119.54 78.28 17 A LYS 19 -115.46 -73.09 17 A SER 20 -37.98 109.90 17 A HIS 26 57.68 177.06 17 A HIS 27 -41.45 29.84 17 A HIS 63 54.19 169.67 17 A SER 85 172.60 30.56 17 A LYS 86 -143.63 28.32 17 A SER 88 -159.29 69.36 17 A THR 93 51.04 -153.01 18 A ASP 3 165.44 -31.01 18 A TYR 6 39.70 88.09 18 A GLU 10 -50.50 -70.30 18 A HIS 15 -92.17 -117.47 18 A HIS 17 -101.68 -74.80 18 A SER 18 -166.72 -43.44 18 A SER 20 -163.29 105.31 18 A HIS 26 164.96 75.57 18 A HIS 27 29.75 43.69 18 A PRO 40 -69.36 88.36 18 A HIS 63 -44.38 -76.93 18 A SER 64 174.77 158.60 18 A SER 85 177.67 46.39 18 A LYS 86 -151.53 -66.67 18 A LYS 89 -165.98 97.83 18 A MET 91 -120.01 -54.92 18 A GLU 92 70.94 141.71 19 A ASP 3 55.56 -157.84 19 A VAL 4 -83.82 -120.73 19 A HIS 15 -91.48 -132.68 19 A SER 18 -80.73 48.20 19 A LYS 19 -158.48 -28.77 19 A SER 20 -148.12 57.12 19 A THR 21 -58.62 97.19 19 A HIS 26 71.83 79.72 19 A HIS 27 33.17 37.06 19 A LEU 36 -49.35 -78.52 19 A HIS 63 -49.61 155.53 19 A GLU 78 -126.26 -167.42 19 A LYS 86 -134.27 -33.13 19 A SER 88 -163.41 88.18 19 A LYS 89 -153.30 89.95 20 A VAL 4 -116.90 -134.66 20 A TYR 6 58.32 109.20 20 A LYS 19 178.28 -19.18 20 A SER 20 -145.78 36.72 20 A THR 21 -51.20 96.13 20 A HIS 26 87.38 68.26 20 A HIS 27 34.24 38.37 20 A GLU 37 -77.90 24.49 20 A HIS 63 56.51 140.29 20 A ASP 82 -170.80 -57.89 20 A ARG 84 -142.70 40.40 20 A LYS 89 -157.44 65.63 21 A TYR 6 -35.90 103.36 21 A HIS 15 -103.93 -121.02 21 A SER 18 78.93 -63.35 21 A HIS 26 72.53 77.46 21 A HIS 27 30.21 51.91 21 A HIS 63 -45.09 154.46 21 A HIS 80 -44.01 150.00 21 A ASP 83 -103.87 48.16 21 A SER 85 -119.21 50.14 21 A LYS 86 -152.05 -46.28 21 A LEU 87 -59.36 173.14 21 A SER 88 65.64 99.89 21 A THR 93 -140.57 -57.92 22 A LYS 2 -169.18 90.88 22 A VAL 4 -130.29 -138.37 22 A TYR 6 40.42 90.27 22 A LYS 13 -80.96 35.55 22 A LYS 19 -176.84 -34.99 22 A SER 20 -150.30 54.52 22 A THR 21 -53.80 83.59 22 A HIS 26 72.60 73.64 22 A HIS 27 31.16 52.16 22 A HIS 63 -48.39 155.29 22 A HIS 80 -49.18 159.34 22 A ASP 83 -105.55 46.07 22 A LYS 86 -163.98 47.31 22 A LEU 87 -164.07 58.71 22 A SER 88 -161.21 110.79 22 A LYS 89 64.68 80.98 22 A MET 91 -136.65 -57.37 22 A GLU 92 69.52 143.83 23 A LYS 2 -175.47 -48.38 23 A VAL 4 -122.30 -137.19 23 A LYS 5 -132.21 -32.45 23 A TYR 6 48.28 88.47 23 A ASN 16 -140.78 12.80 23 A LYS 19 -175.87 -36.87 23 A SER 20 -158.46 66.44 23 A THR 21 -61.93 85.79 23 A HIS 26 74.31 71.48 23 A HIS 27 32.28 46.18 23 A HIS 63 54.96 174.77 23 A ASP 83 -93.01 40.60 23 A LYS 86 -151.21 32.88 23 A SER 88 -172.41 -57.07 23 A GLU 92 -173.75 -62.12 23 A THR 93 49.51 -160.10 24 A VAL 4 -124.30 -137.04 24 A HIS 15 -82.36 -116.69 24 A HIS 17 -117.03 -85.25 24 A SER 18 -177.29 63.04 24 A LYS 19 -175.05 -32.09 24 A SER 20 -148.25 51.20 24 A THR 21 -47.16 101.85 24 A HIS 26 76.71 78.15 24 A HIS 27 27.29 55.11 24 A HIS 80 -43.16 153.04 24 A LYS 86 -100.25 -70.60 24 A SER 88 61.42 81.73 25 A TYR 6 -36.15 92.65 25 A HIS 15 -89.65 -127.35 25 A HIS 17 -130.87 -42.80 25 A SER 18 173.77 -63.95 25 A LYS 19 -93.86 43.62 25 A SER 20 175.59 101.59 25 A HIS 26 81.15 83.39 25 A HIS 27 28.85 50.78 25 A LEU 32 -87.62 40.70 25 A GLU 37 -90.40 32.34 25 A GLU 43 -137.27 -36.91 25 A HIS 63 53.57 150.41 25 A PHE 74 -134.84 -38.43 25 A HIS 80 -53.91 106.51 25 A ASP 82 158.77 -30.38 25 A LYS 86 -97.64 36.28 25 A LEU 87 -136.37 -66.36 25 A SER 88 -140.78 -54.45 25 A LYS 89 60.63 90.49 25 A GLU 92 -172.34 131.27 26 A LYS 2 -135.29 -71.10 26 A VAL 4 -143.28 -142.56 26 A TYR 6 42.92 106.42 26 A HIS 26 36.55 73.89 26 A HIS 27 29.60 46.63 26 A GLU 37 -78.25 20.16 26 A HIS 63 58.24 171.51 26 A ASP 82 -151.46 -51.89 26 A LYS 89 71.43 124.46 26 A PRO 90 -67.38 -179.20 26 A GLU 92 73.95 -57.77 27 A VAL 4 -121.81 -133.50 27 A LYS 19 -160.28 26.84 27 A SER 20 -174.55 122.06 27 A HIS 26 74.32 73.25 27 A HIS 27 31.64 49.87 27 A GLU 37 -98.28 30.85 27 A ASP 83 -94.91 44.07 27 A LYS 86 -145.03 -42.66 27 A SER 88 -177.35 88.89 27 A GLU 92 -176.32 65.92 28 A LYS 2 -158.35 -65.28 28 A VAL 4 -130.91 -128.76 28 A TYR 6 37.20 92.31 28 A ASN 16 -142.71 14.09 28 A LYS 19 -179.23 -34.98 28 A SER 20 -155.43 54.64 28 A THR 21 -56.04 82.21 28 A HIS 26 59.51 74.64 28 A HIS 27 34.02 36.70 28 A HIS 63 56.29 152.94 28 A LYS 86 -151.40 50.65 28 A SER 88 65.08 -76.38 28 A MET 91 62.55 160.13 29 A TYR 6 46.39 95.01 29 A SER 20 -154.37 35.50 29 A THR 21 -46.87 87.36 29 A HIS 26 69.26 -169.02 29 A HIS 27 -66.25 32.84 29 A LEU 36 -49.12 -72.57 29 A LYS 86 -148.94 -40.01 29 A LEU 87 -59.32 93.22 29 A SER 88 -165.81 42.62 30 A LYS 2 -92.23 49.75 30 A VAL 4 -132.23 -134.89 30 A SER 18 -69.20 74.56 30 A LYS 19 -173.99 -43.13 30 A SER 20 -151.73 88.49 30 A HIS 27 34.08 43.22 30 A ASP 83 -87.83 36.29 30 A SER 85 -155.28 8.00 30 A SER 88 64.61 -74.37 30 A THR 93 45.43 72.18 31 A LYS 2 -128.63 -69.52 31 A VAL 4 -129.52 -134.16 31 A LYS 5 -138.21 -41.12 31 A TYR 6 54.11 102.49 31 A HIS 15 -123.65 -131.23 31 A ASN 16 78.60 -10.01 31 A SER 18 -68.10 72.41 31 A LYS 19 -160.20 -44.27 31 A SER 20 -156.41 57.73 31 A THR 21 -51.84 93.82 31 A HIS 26 70.01 66.97 31 A HIS 27 30.84 52.51 31 A GLU 43 178.63 -55.90 31 A HIS 63 -48.47 150.80 31 A ASP 82 -168.65 -48.14 31 A ARG 84 -156.59 35.81 31 A LYS 89 -159.61 83.08 31 A MET 91 -172.34 55.44 32 A LYS 2 73.84 -67.34 32 A VAL 4 -131.41 -133.24 32 A LYS 5 -131.01 -53.25 32 A TYR 6 53.69 95.37 32 A ASN 16 -115.50 71.49 32 A SER 18 -75.97 27.54 32 A LYS 19 -159.19 29.58 32 A SER 20 168.58 132.33 32 A HIS 26 62.80 87.23 32 A HIS 27 30.42 41.83 32 A GLU 43 -132.47 -41.56 32 A ASP 82 -170.73 -43.58 32 A LYS 86 -94.69 -69.68 32 A LEU 87 73.16 -66.49 32 A MET 91 65.40 172.45 33 A VAL 4 -126.89 -137.21 33 A TYR 6 -62.58 88.27 33 A HIS 15 -126.91 -139.92 33 A SER 18 -174.76 -44.67 33 A SER 20 178.35 102.39 33 A HIS 26 66.66 78.51 33 A HIS 27 33.41 45.30 33 A LEU 32 -86.74 35.04 33 A LEU 36 -43.61 -80.09 33 A GLU 43 -142.17 -40.75 33 A HIS 63 -47.00 159.91 33 A PHE 74 -135.38 -31.65 33 A ASP 83 -93.16 33.11 33 A LYS 86 -104.48 41.10 33 A SER 88 62.56 89.62 33 A GLU 92 -166.08 51.42 33 A THR 93 70.30 147.48 34 A VAL 4 -112.81 -133.83 34 A HIS 15 -89.75 -121.81 34 A LYS 19 -173.44 -33.04 34 A SER 20 -152.27 61.89 34 A THR 21 -58.19 95.37 34 A HIS 26 73.26 -169.07 34 A ASP 82 -164.26 -52.93 34 A SER 85 -152.71 38.04 34 A LYS 86 -151.89 43.85 35 A LYS 5 -86.23 49.95 35 A TYR 6 2.40 95.31 35 A HIS 15 -95.85 -122.91 35 A ASN 16 77.58 -10.93 35 A LYS 19 -156.66 -36.64 35 A SER 20 -151.23 61.29 35 A THR 21 -54.43 94.14 35 A HIS 26 158.15 85.30 35 A HIS 27 31.97 34.65 35 A LEU 36 -49.85 -74.68 35 A PRO 40 -69.99 95.44 35 A GLU 43 -137.93 -39.12 35 A HIS 80 -49.06 158.32 36 A ASP 3 64.61 -178.26 36 A TYR 6 -0.09 99.99 36 A HIS 15 -88.85 -126.70 36 A ASN 16 75.28 -10.51 36 A LYS 19 -169.07 -37.82 36 A SER 20 -155.03 57.89 36 A THR 21 -58.81 85.95 36 A HIS 26 45.95 70.39 36 A HIS 27 30.22 48.60 36 A HIS 63 -49.80 159.86 36 A ASP 82 -148.40 -61.87 36 A MET 91 -121.39 -60.15 36 A GLU 92 70.07 171.23 37 A LYS 2 68.23 163.90 37 A TYR 6 21.81 91.71 37 A LYS 13 -78.97 27.31 37 A HIS 15 -89.72 46.11 37 A ASN 16 -119.52 72.82 37 A LYS 19 -107.37 -70.72 37 A SER 20 -39.98 114.24 37 A HIS 26 62.91 79.05 37 A HIS 27 34.59 34.28 37 A GLU 43 -130.18 -36.41 37 A ASN 57 -123.67 -68.10 37 A HIS 63 -53.53 -80.72 37 A SER 64 167.99 171.47 37 A ASP 82 -165.69 -56.63 37 A LYS 86 -141.04 -64.02 37 A LEU 87 45.16 72.62 37 A LYS 89 -161.05 97.58 38 A VAL 4 -132.25 -124.93 38 A TYR 6 38.38 79.24 38 A ASN 16 -99.53 50.73 38 A LYS 19 -171.51 -23.87 38 A SER 20 -142.99 26.86 38 A THR 21 -40.08 94.32 38 A HIS 26 54.16 81.11 38 A HIS 27 30.99 41.66 38 A SER 85 -166.32 37.61 38 A LYS 86 -149.55 53.38 38 A THR 93 47.25 -159.48 39 A LYS 2 -154.00 77.09 39 A VAL 4 -129.30 -135.84 39 A TYR 6 53.88 99.55 39 A ASN 16 -160.18 32.06 39 A LYS 19 -93.53 32.59 39 A SER 20 163.88 85.91 39 A THR 21 -108.01 78.92 39 A HIS 26 73.30 78.43 39 A HIS 27 27.04 54.35 39 A HIS 39 -49.13 162.79 39 A HIS 80 -46.82 161.06 39 A SER 88 -64.54 94.96 39 A LYS 89 -169.77 116.37 39 A GLU 92 62.27 101.39 40 A LYS 2 60.16 -178.51 40 A ASP 3 -160.56 -169.15 40 A TYR 6 -28.17 91.87 40 A ASN 16 -148.40 25.26 40 A SER 18 176.73 -29.27 40 A SER 20 -165.85 60.86 40 A THR 21 -53.97 91.32 40 A HIS 26 159.03 83.49 40 A HIS 27 29.48 47.55 40 A HIS 63 -39.07 146.46 40 A ARG 84 -152.39 -37.71 40 A SER 85 -143.44 -44.05 40 A LYS 89 149.94 -48.57 SOLUTION STRUCTURE OF OXIDIZED MICROSOMAL RABBIT CYTOCHROME B5. FACTORS DETERMINING THE HETEROGENEOUS BINDING OF THE HEME. 1 N N 2 N N A THR 8 A THR 8 HELX_P A LYS 13 A LYS 13 1 1 6 A THR 33 A THR 33 HELX_P A LEU 36 A LEU 36 5 2 4 A GLU 43 A GLU 43 HELX_P A GLN 49 A GLN 49 1 3 7 A ALA 54 A ALA 54 HELX_P A GLY 62 A GLY 62 1 4 9 A SER 64 A SER 64 HELX_P A PHE 74 A PHE 74 1 5 11 A HIS 80 A HIS 80 HELX_P A ARG 84 A ARG 84 5 6 5 metalc 2.010 A HIS 39 A NE2 HIS 39 1_555 A HEM 95 B FE HEM 1_555 metalc 2.014 A HIS 63 A NE2 HIS 63 1_555 A HEM 95 B FE HEM 1_555 ELECTRON TRANSPORT CYTOCHROME, HEME, ELECTRON TRANSPORT CYB5_RABIT UNP 1 P00169 6 99 1DO9 1 94 P00169 A 1 1 94 3 anti-parallel anti-parallel A TRP 22 A TRP 22 A ILE 24 A ILE 24 A LYS 28 A LYS 28 A ASP 31 A ASP 31 A ILE 75 A ILE 75 A GLU 78 A GLU 78 BINDING SITE FOR RESIDUE HEM A 95 A HEM 95 Software 13 A PHE 35 A PHE 35 13 1_555 A HIS 39 A HIS 39 13 1_555 A PRO 40 A PRO 40 13 1_555 A VAL 45 A VAL 45 13 1_555 A LEU 46 A LEU 46 13 1_555 A ALA 54 A ALA 54 13 1_555 A ASN 57 A ASN 57 13 1_555 A VAL 61 A VAL 61 13 1_555 A HIS 63 A HIS 63 13 1_555 A ALA 67 A ALA 67 13 1_555 A LEU 70 A LEU 70 13 1_555 A SER 71 A SER 71 13 1_555 A PHE 74 A PHE 74 13 1_555 1 P 1