0.032103 0.000000 0.008506 0.000000 0.021013 0.000000 0.000000 0.000000 0.024267 0.00000 0.00000 0.00000 Arkin, M.A. Randal, M. DeLano, W.L. Hyde, J. Luong, T.N. Oslob, J.D. Raphael, D.R. Taylor, L. Wang, J. McDowell, R.S. Wells, J.A. Braisted, A.C. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 2 90.00 104.84 90.00 31.150 47.590 42.630 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 C3 H7 N O2 S 121.158 y CYSTEINE 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 C3 H8 O3 92.094 GLYCEROL GLYCERIN; PROPANE-1,2,3-TRIOL non-polymer C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer 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 C12 H14 N2 O3 S 266.316 (1H-INDOL-3-YL)-(2-MERCAPTO-ETHOXYIMINO)-ACETIC ACID non-polymer 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 US Proc.Natl.Acad.Sci.USA PNASA6 0040 0027-8424 100 1603 1608 10.1073/pnas.252756299 12582206 Binding of small molecules to an adaptive protein-protein interface 2003 10.2210/pdb1m4a/pdb pdb_00001m4a 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 100 1 mirrors IMAGE PLATE 2000-06-02 RIGAKU RAXIS IV yale mirrors SINGLE WAVELENGTH M x-ray 1 1.5418 1.0 1.5418 ROTATING ANODE RIGAKU 15375.948 interleukin-2 Y31C 1 man polymer 266.316 (1H-INDOL-3-YL)-(2-MERCAPTO-ETHOXYIMINO)-ACETIC ACID 1 syn non-polymer 92.094 GLYCEROL 1 syn non-polymer 18.015 water 13 nat water IL-2, T-CELL GROWTH FACTOR, TCGF, ALDESLEUKIN no no APTSSSTKKTQLQLEHLLLDLQMILNGINNCKNPKLTRMLTFKFYMPKKATELKHLQCLEEELKPLEEVLNLAQSKNFHL RPRDLISNINVIVLELKGSETTFMCEYADETATIVEFLNRWITFCQSIISTLT APTSSSTKKTQLQLEHLLLDLQMILNGINNCKNPKLTRMLTFKFYMPKKATELKHLQCLEEELKPLEEVLNLAQSKNFHL RPRDLISNINVIVLELKGSETTFMCEYADETATIVEFLNRWITFCQSIISTLT 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 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 human Homo Escherichia Escherichia coli sample 9606 Homo sapiens 511693 Escherichia coli BL21 BL21 plasmid pRSET 1 1.99 38.06 VAPOR DIFFUSION, HANGING DROP 7.0 pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K 298 software database_2 struct_conn struct_ref_seq_dif struct_site repository Initial release Version format compliance Non-polymer description Version format compliance Refinement description Database references Derived calculations 1 0 2002-07-31 1 1 2008-04-28 1 2 2011-07-13 1 3 2017-10-11 1 4 2021-10-27 _database_2.pdbx_DOI _database_2.pdbx_database_accession _struct_conn.pdbx_leaving_atom_flag _struct_ref_seq_dif.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id 1M47 IS the Crystal Structure of Human Interleukin-2 1m48 is the crystal structure of human IL-2 complexed with (R)-N-[2-[1-(Aminoiminomethyl)-3-piperidinyl]-1-oxoethyl]-4-(phenylethynyl)-L-phenylalanine methyl ester 1m49 is the crystal structure of human interleukin-2 complexed with SP-1985 1m4b is the crystal structure of human interleukin-2 K43C covalently modified at C43 with 2-[2-(2-Cyclohexyl-2-guanidino-acetylamino)-acetylamino]-N-(3-mercapto-propyl)-propionamide 1M4C is the crystal structure of human interleukin-2 RCSB Y RCSB 2002-07-02 REL REL MPE (1H-INDOL-3-YL)-(2-MERCAPTO-ETHOXYIMINO)-ACETIC ACID GOL GLYCEROL HOH water FRG 101 2 MPE MPE 201 A GOL 1 3 GOL GOL 202 A HOH 2 4 HOH HOH 203 A HOH 3 4 HOH HOH 204 A HOH 4 4 HOH HOH 205 A HOH 5 4 HOH HOH 206 A HOH 6 4 HOH HOH 207 A HOH 7 4 HOH HOH 208 A HOH 8 4 HOH HOH 209 A HOH 9 4 HOH HOH 210 A HOH 10 4 HOH HOH 211 A HOH 11 4 HOH HOH 212 A HOH 12 4 HOH HOH 213 A HOH 13 4 HOH HOH 214 A HOH 14 4 HOH HOH 215 A n 1 1 A n 2 2 A n 3 3 A n 4 4 A n 5 5 A n 6 6 A THR 7 n 7 THR 7 A LYS 8 n 8 LYS 8 A LYS 9 n 9 LYS 9 A THR 10 n 10 THR 10 A GLN 11 n 11 GLN 11 A LEU 12 n 12 LEU 12 A GLN 13 n 13 GLN 13 A LEU 14 n 14 LEU 14 A GLU 15 n 15 GLU 15 A HIS 16 n 16 HIS 16 A LEU 17 n 17 LEU 17 A LEU 18 n 18 LEU 18 A LEU 19 n 19 LEU 19 A ASP 20 n 20 ASP 20 A LEU 21 n 21 LEU 21 A GLN 22 n 22 GLN 22 A MET 23 n 23 MET 23 A ILE 24 n 24 ILE 24 A LEU 25 n 25 LEU 25 A ASN 26 n 26 ASN 26 A GLY 27 n 27 GLY 27 A ILE 28 n 28 ILE 28 A ASN 29 n 29 ASN 29 A ASN 30 n 30 ASN 30 A CYS 31 n 31 CYS 31 A LYS 32 n 32 LYS 32 A ASN 33 n 33 ASN 33 A PRO 34 n 34 PRO 34 A LYS 35 n 35 LYS 35 A LEU 36 n 36 LEU 36 A THR 37 n 37 THR 37 A ARG 38 n 38 ARG 38 A MET 39 n 39 MET 39 A LEU 40 n 40 LEU 40 A THR 41 n 41 THR 41 A PHE 42 n 42 PHE 42 A LYS 43 n 43 LYS 43 A PHE 44 n 44 PHE 44 A TYR 45 n 45 TYR 45 A MET 46 n 46 MET 46 A PRO 47 n 47 PRO 47 A LYS 48 n 48 LYS 48 A LYS 49 n 49 LYS 49 A ALA 50 n 50 ALA 50 A THR 51 n 51 THR 51 A GLU 52 n 52 GLU 52 A LEU 53 n 53 LEU 53 A LYS 54 n 54 LYS 54 A HIS 55 n 55 HIS 55 A LEU 56 n 56 LEU 56 A GLN 57 n 57 GLN 57 A CYS 58 n 58 CYS 58 A LEU 59 n 59 LEU 59 A GLU 60 n 60 GLU 60 A GLU 61 n 61 GLU 61 A GLU 62 n 62 GLU 62 A LEU 63 n 63 LEU 63 A LYS 64 n 64 LYS 64 A PRO 65 n 65 PRO 65 A LEU 66 n 66 LEU 66 A GLU 67 n 67 GLU 67 A GLU 68 n 68 GLU 68 A VAL 69 n 69 VAL 69 A LEU 70 n 70 LEU 70 A ASN 71 n 71 ASN 71 A LEU 72 n 72 LEU 72 A ALA 73 n 73 ALA 73 A n 74 74 A n 75 75 A n 76 76 A n 77 77 A n 78 78 A n 79 79 A LEU 80 n 80 LEU 80 A ARG 81 n 81 ARG 81 A PRO 82 n 82 PRO 82 A ARG 83 n 83 ARG 83 A ASP 84 n 84 ASP 84 A LEU 85 n 85 LEU 85 A ILE 86 n 86 ILE 86 A SER 87 n 87 SER 87 A ASN 88 n 88 ASN 88 A ILE 89 n 89 ILE 89 A ASN 90 n 90 ASN 90 A VAL 91 n 91 VAL 91 A ILE 92 n 92 ILE 92 A VAL 93 n 93 VAL 93 A LEU 94 n 94 LEU 94 A GLU 95 n 95 GLU 95 A LEU 96 n 96 LEU 96 A n 97 97 A n 98 98 A n 99 99 A n 100 100 A n 101 101 A n 102 102 A PHE 103 n 103 PHE 103 A MET 104 n 104 MET 104 A CYS 105 n 105 CYS 105 A GLU 106 n 106 GLU 106 A TYR 107 n 107 TYR 107 A ALA 108 n 108 ALA 108 A ASP 109 n 109 ASP 109 A GLU 110 n 110 GLU 110 A THR 111 n 111 THR 111 A ALA 112 n 112 ALA 112 A THR 113 n 113 THR 113 A ILE 114 n 114 ILE 114 A VAL 115 n 115 VAL 115 A GLU 116 n 116 GLU 116 A PHE 117 n 117 PHE 117 A LEU 118 n 118 LEU 118 A ASN 119 n 119 ASN 119 A ARG 120 n 120 ARG 120 A TRP 121 n 121 TRP 121 A ILE 122 n 122 ILE 122 A THR 123 n 123 THR 123 A PHE 124 n 124 PHE 124 A CYS 125 n 125 CYS 125 A GLN 126 n 126 GLN 126 A SER 127 n 127 SER 127 A ILE 128 n 128 ILE 128 A ILE 129 n 129 ILE 129 A SER 130 n 130 SER 130 A THR 131 n 131 THR 131 A LEU 132 n 132 LEU 132 A n 133 133 A author_defined_assembly 1 monomeric 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 1 A ALA 1 A ALA 1 1 Y 1 A PRO 2 A PRO 2 1 Y 1 A THR 3 A THR 3 1 Y 1 A SER 4 A SER 4 1 Y 1 A SER 5 A SER 5 1 Y 1 A SER 6 A SER 6 1 Y 1 A GLN 74 A GLN 74 1 Y 1 A SER 75 A SER 75 1 Y 1 A LYS 76 A LYS 76 1 Y 1 A ASN 77 A ASN 77 1 Y 1 A PHE 78 A PHE 78 1 Y 1 A HIS 79 A HIS 79 1 Y 1 A LYS 97 A LYS 97 1 Y 1 A GLY 98 A GLY 98 1 Y 1 A SER 99 A SER 99 1 Y 1 A GLU 100 A GLU 100 1 Y 1 A THR 101 A THR 101 1 Y 1 A THR 102 A THR 102 1 Y 1 A THR 133 A THR 133 1 Y 1 A A O O MET HOH 39 207 1.85 1 A A O OG1 ARG THR 38 41 2.12 1 A ALA 50 -172.71 74.32 1 A ARG 81 159.29 -39.44 1 A PRO 82 23.39 -73.36 1 A ARG 83 -171.95 31.34 43.652 -3.47 0.00 0.28 -0.76 0.00 4.37 0.906 0.862 0.32364 0.27124 0.27625 0.27625 2.18 10.00 561 5210 5210 9.7 91.65 RANDOM 1 isotropic THROUGHOUT 0 0 MOLECULAR REPLACEMENT 0.540 0.325 0.80 0.80 1.40 MAXIMUM LIKELIHOOD MASK 2.18 10.00 13 972 24 0 935 0.008 0.022 972 1.366 2.015 1306 3.628 5.000 111 0.095 0.200 158 0.007 0.020 675 0.266 0.200 499 0.236 0.200 35 0.233 0.200 31 0.346 0.200 2 2.358 2.500 570 4.000 5.000 930 2.117 2.500 402 3.429 5.000 376 0.388 0.318 2.254 41 349 390 15 67.6 32.4 2.18 10 1M4A 5840 5840 0 0 0.099 0.099 1 16.1 3.3 91.7 0.246 2.18 2.26 3.2 438 0.246 1 2.0 67.6 data reduction d*TREK phasing AMoRE refinement REFMAC 5.1.19 data scaling d*TREK Crystal Structure of Human Interleukin-2 Y31C Covalently Modified at C31 with (1H-Indol-3-yl)-(2-mercapto-ethoxyimino)-acetic acid 1 N N 2 N N 3 N N 4 N N A THR 7 A THR 7 HELX_P A ASN 29 A ASN 29 1 1 23 A LYS 32 A LYS 32 HELX_P A LEU 40 A LEU 40 1 2 9 A GLU 52 A GLU 52 HELX_P A HIS 55 A HIS 55 5 3 4 A LEU 56 A LEU 56 HELX_P A GLU 62 A GLU 62 1 4 7 A GLU 62 A GLU 62 HELX_P A ALA 73 A ALA 73 1 5 12 A ARG 83 A ARG 83 HELX_P A LEU 96 A LEU 96 1 6 14 A THR 113 A THR 113 HELX_P A SER 130 A SER 130 1 7 18 covale 2.010 none A CYS 31 A SG CYS 31 1_555 A MPE 201 B S1 MPE 1_555 CYTOKINE cytokine, four-helix bundle, small molecule complex A LEU 80 A LEU 80 1 A ARG 81 A ARG 81 -17.03 IL2_HUMAN UNP 1 21 P60568 APTSSSTKKTQLQLEHLLLDLQMILNGINNYKNPKLTRMLTFKFYMPKKATELKHLQCLEEELKPLEEVLNLAQSKNFHL RPRDLISNINVIVLELKGSETTFMCEYADETATIVEFLNRWITFCQSIISTLT 21 153 1M4A 1 133 P60568 A 1 1 133 1 TYR engineered mutation CYS 31 1M4A A P60568 UNP 51 31 BINDING SITE FOR RESIDUE MPE A 201 A MPE 201 Software 7 BINDING SITE FOR RESIDUE GOL A 202 A GOL 202 Software 3 A CYS 31 A CYS 31 7 1_555 A LYS 35 A LYS 35 7 1_555 A LEU 36 A LEU 36 7 1_555 A MET 39 A MET 39 7 1_555 A PHE 42 A PHE 42 7 1_555 A LEU 72 A LEU 72 7 1_555 A ALA 73 A ALA 73 7 1_555 A ASN 29 A ASN 29 3 1_555 A CYS 31 A CYS 31 3 1_555 A ASN 33 A ASN 33 3 1_555 4 P 1 21 1