0.013831 0.007985 0.000000 0.000000 0.015971 0.000000 0.000000 0.000000 0.005379 0.00000 0.00000 0.00000 PEPTIDE BOND BETWEEN GLN A 6 AND PRO A 7 DEVIATE SIGNIFICANTLY FROM TRANS CONFORMATION ( 137.36 DEGREES) CIS PROLINE - PRO A 145 CIS PROLINE - PRO B 145 RESIDUES PHE P 2 AND PRO P 4 ARE D FORMS OF THE AMINO ACIDS PEPTIDE BOND BETWEEN HIS P 3 AND PRO P 4 DEVIATE SIGNIFICANTLY FROM TRANS CONFORMATION ( 248.52 DEGREES) Edmundson, A.B. Harris, D.L. Fan, Z.-C. Guddat, L.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 12 90.00 90.00 120.00 72.300 72.300 185.900 C2 H4 O 44.053 ACETYL GROUP non-polymer 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 C6 H10 N3 O2 1 156.162 D-HISTIDINE D-peptide linking C9 H11 N O2 165.189 D-PHENYLALANINE D-peptide linking C5 H9 N O2 115.130 D-PROLINE D-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 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 US Proteins PSFGEY 0867 0887-3585 16 246 267 10.1002/prot.340160304 8346191 Principles and pitfalls in designing site-directed peptide ligands. 1993 UK Mol.Immunol. MOIMD5 0921 0161-5890 24 915 The Binding of Opioid Peptides to the Mcg Light Chain Dimer: Flexible Keys and Adjustable Locks 1987 UK Mol.Immunol. MOIMD5 0921 0161-5890 22 463 Binding of N-Formylated Chemotactic Peptides in Crystals of the Mcg Light Chain Dimer: Similarities with Neutrophil Receptors 1985 UK Mol.Immunol. MOIMD5 0921 0161-5890 7 561 A Search for Site-Filling Ligands in the Mcg Bence-Jones Dimer: Crystal Binding Studies of Fluorescent Compounds 1984 US Biochemistry BICHAW 0033 0006-2960 13 3816 Binding of 2,4-Dinitrophenyl Compounds and Other Small Molecules to a Crystalline Lambdal-Type Bence-Jones Dimer 1974 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 x-ray 1 1.0 1.0 Photon Factory 1.0 SYNCHROTRON 22819.080 IMMUNOGLOBULIN LAMBDA DIMER MCG (LIGHT CHAIN) 2 nat polymer 554.617 PEPTIDE N-ACETYL-L-GLN-D-PHE-L-HIS-D-PRO-OH 1 syn polymer no no PSALTQPPSASGSLGQSVTISCTGTSSDVGGYNYVSWYQQHAGKAPKVIIYEVNKRPSGVPDRFSGSKSGNTASLTVSGL QAEDEADYYCSSYEGSDNFVFGTGTKVTVLGQPKANPTVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADGSPVK AGVETTKPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS PSALTQPPSASGSLGQSVTISCTGTSSDVGGYNYVSWYQQHAGKAPKVIIYEVNKRPSGVPDRFSGSKSGNTASLTVSGL QAEDEADYYCSSYEGSDNFVFGTGTKVTVLGQPKANPTVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADGSPVK AGVETTKPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS A,B polypeptide(L) no yes (ACE)Q(DPN)(DHI)(DPR) XQFHP P 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 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 sample 9606 Homo sapiens 3.03 59.46 THIS COMPLEX WAS PREPARED BY COCRYSTALLIZATION WITH THE PEPTIDE. pdbx_database_status struct_conf struct_conf_type repository Initial release Version format compliance Version format compliance Database references Source and taxonomy Derived calculations Other 1 0 1994-01-31 1 1 2008-03-03 1 2 2011-07-13 1 3 2013-09-11 1 4 2017-11-29 _pdbx_database_status.process_site Y BNL 1993-02-25 REL THE LIGHT CHAIN WAS SEQUENCED BY FETT AND DEUTSCH (1974) BIOCHEMISTRY, 13, 4102-4114. PRO 1 n 1 PRO 1 A SER 2 n 2 SER 2 A ALA 3 n 3 ALA 3 A LEU 4 n 4 LEU 4 A THR 5 n 5 THR 5 A GLN 6 n 6 GLN 6 A PRO 7 n 7 PRO 7 A PRO 8 n 8 PRO 8 A SER 9 n 9 SER 9 A ALA 10 n 10 ALA 10 A SER 11 n 11 SER 11 A GLY 12 n 12 GLY 12 A SER 13 n 13 SER 13 A LEU 14 n 14 LEU 14 A GLY 15 n 15 GLY 15 A GLN 16 n 16 GLN 16 A SER 17 n 17 SER 17 A VAL 18 n 18 VAL 18 A THR 19 n 19 THR 19 A ILE 20 n 20 ILE 20 A SER 21 n 21 SER 21 A CYS 22 n 22 CYS 22 A THR 23 n 23 THR 23 A GLY 24 n 24 GLY 24 A THR 25 n 25 THR 25 A SER 26 n 26 SER 26 A SER 27 n 27 SER 27 A ASP 28 n 28 ASP 28 A VAL 29 n 29 VAL 29 A GLY 30 n 30 GLY 30 A GLY 31 n 31 GLY 31 A TYR 32 n 32 TYR 32 A ASN 33 n 33 ASN 33 A TYR 34 n 34 TYR 34 A VAL 35 n 35 VAL 35 A SER 36 n 36 SER 36 A TRP 37 n 37 TRP 37 A TYR 38 n 38 TYR 38 A GLN 39 n 39 GLN 39 A GLN 40 n 40 GLN 40 A HIS 41 n 41 HIS 41 A ALA 42 n 42 ALA 42 A GLY 43 n 43 GLY 43 A LYS 44 n 44 LYS 44 A ALA 45 n 45 ALA 45 A PRO 46 n 46 PRO 46 A LYS 47 n 47 LYS 47 A VAL 48 n 48 VAL 48 A ILE 49 n 49 ILE 49 A ILE 50 n 50 ILE 50 A TYR 51 n 51 TYR 51 A GLU 52 n 52 GLU 52 A VAL 53 n 53 VAL 53 A ASN 54 n 54 ASN 54 A LYS 55 n 55 LYS 55 A ARG 56 n 56 ARG 56 A PRO 57 n 57 PRO 57 A SER 58 n 58 SER 58 A GLY 59 n 59 GLY 59 A VAL 60 n 60 VAL 60 A PRO 61 n 61 PRO 61 A ASP 62 n 62 ASP 62 A ARG 63 n 63 ARG 63 A PHE 64 n 64 PHE 64 A SER 65 n 65 SER 65 A GLY 66 n 66 GLY 66 A SER 67 n 67 SER 67 A LYS 68 n 68 LYS 68 A SER 69 n 69 SER 69 A GLY 70 n 70 GLY 70 A ASN 71 n 71 ASN 71 A THR 72 n 72 THR 72 A ALA 73 n 73 ALA 73 A SER 74 n 74 SER 74 A LEU 75 n 75 LEU 75 A THR 76 n 76 THR 76 A VAL 77 n 77 VAL 77 A SER 78 n 78 SER 78 A GLY 79 n 79 GLY 79 A LEU 80 n 80 LEU 80 A GLN 81 n 81 GLN 81 A ALA 82 n 82 ALA 82 A GLU 83 n 83 GLU 83 A ASP 84 n 84 ASP 84 A GLU 85 n 85 GLU 85 A ALA 86 n 86 ALA 86 A ASP 87 n 87 ASP 87 A TYR 88 n 88 TYR 88 A TYR 89 n 89 TYR 89 A CYS 90 n 90 CYS 90 A SER 91 n 91 SER 91 A SER 92 n 92 SER 92 A TYR 93 n 93 TYR 93 A GLU 94 n 94 GLU 94 A GLY 95 n 95 GLY 95 A SER 96 n 96 SER 96 A ASP 97 n 97 ASP 97 A ASN 98 n 98 ASN 98 A PHE 99 n 99 PHE 99 A VAL 100 n 100 VAL 100 A PHE 101 n 101 PHE 101 A GLY 102 n 102 GLY 102 A THR 103 n 103 THR 103 A GLY 104 n 104 GLY 104 A THR 105 n 105 THR 105 A LYS 106 n 106 LYS 106 A VAL 107 n 107 VAL 107 A THR 108 n 108 THR 108 A VAL 109 n 109 VAL 109 A LEU 110 n 110 LEU 110 A GLY 111 n 111 GLY 111 A GLN 112 n 112 GLN 112 A PRO 113 n 113 PRO 113 A LYS 114 n 114 LYS 114 A ALA 115 n 115 ALA 115 A ASN 116 n 116 ASN 116 A PRO 117 n 117 PRO 117 A THR 118 n 118 THR 118 A VAL 119 n 119 VAL 119 A THR 120 n 120 THR 120 A LEU 121 n 121 LEU 121 A PHE 122 n 122 PHE 122 A PRO 123 n 123 PRO 123 A PRO 124 n 124 PRO 124 A SER 125 n 125 SER 125 A SER 126 n 126 SER 126 A GLU 127 n 127 GLU 127 A GLU 128 n 128 GLU 128 A LEU 129 n 129 LEU 129 A GLN 130 n 130 GLN 130 A ALA 131 n 131 ALA 131 A ASN 132 n 132 ASN 132 A LYS 133 n 133 LYS 133 A ALA 134 n 134 ALA 134 A THR 135 n 135 THR 135 A LEU 136 n 136 LEU 136 A VAL 137 n 137 VAL 137 A CYS 138 n 138 CYS 138 A LEU 139 n 139 LEU 139 A ILE 140 n 140 ILE 140 A SER 141 n 141 SER 141 A ASP 142 n 142 ASP 142 A PHE 143 n 143 PHE 143 A TYR 144 n 144 TYR 144 A PRO 145 n 145 PRO 145 A GLY 146 n 146 GLY 146 A ALA 147 n 147 ALA 147 A VAL 148 n 148 VAL 148 A THR 149 n 149 THR 149 A VAL 150 n 150 VAL 150 A ALA 151 n 151 ALA 151 A TRP 152 n 152 TRP 152 A LYS 153 n 153 LYS 153 A ALA 154 n 154 ALA 154 A ASP 155 n 155 ASP 155 A GLY 156 n 156 GLY 156 A SER 157 n 157 SER 157 A PRO 158 n 158 PRO 158 A VAL 159 n 159 VAL 159 A LYS 160 n 160 LYS 160 A ALA 161 n 161 ALA 161 A GLY 162 n 162 GLY 162 A VAL 163 n 163 VAL 163 A GLU 164 n 164 GLU 164 A THR 165 n 165 THR 165 A THR 166 n 166 THR 166 A LYS 167 n 167 LYS 167 A PRO 168 n 168 PRO 168 A SER 169 n 169 SER 169 A LYS 170 n 170 LYS 170 A GLN 171 n 171 GLN 171 A SER 172 n 172 SER 172 A ASN 173 n 173 ASN 173 A ASN 174 n 174 ASN 174 A LYS 175 n 175 LYS 175 A TYR 176 n 176 TYR 176 A ALA 177 n 177 ALA 177 A ALA 178 n 178 ALA 178 A SER 179 n 179 SER 179 A SER 180 n 180 SER 180 A TYR 181 n 181 TYR 181 A LEU 182 n 182 LEU 182 A SER 183 n 183 SER 183 A LEU 184 n 184 LEU 184 A THR 185 n 185 THR 185 A PRO 186 n 186 PRO 186 A GLU 187 n 187 GLU 187 A GLN 188 n 188 GLN 188 A TRP 189 n 189 TRP 189 A LYS 190 n 190 LYS 190 A SER 191 n 191 SER 191 A HIS 192 n 192 HIS 192 A ARG 193 n 193 ARG 193 A SER 194 n 194 SER 194 A TYR 195 n 195 TYR 195 A SER 196 n 196 SER 196 A CYS 197 n 197 CYS 197 A GLN 198 n 198 GLN 198 A VAL 199 n 199 VAL 199 A THR 200 n 200 THR 200 A HIS 201 n 201 HIS 201 A GLU 202 n 202 GLU 202 A GLY 203 n 203 GLY 203 A SER 204 n 204 SER 204 A THR 205 n 205 THR 205 A VAL 206 n 206 VAL 206 A GLU 207 n 207 GLU 207 A LYS 208 n 208 LYS 208 A THR 209 n 209 THR 209 A VAL 210 n 210 VAL 210 A ALA 211 n 211 ALA 211 A PRO 212 n 212 PRO 212 A THR 213 n 213 THR 213 A GLU 214 n 214 GLU 214 A CYS 215 n 215 CYS 215 A SER 216 n 216 SER 216 A PRO 1 n 1 PRO 1 B SER 2 n 2 SER 2 B ALA 3 n 3 ALA 3 B LEU 4 n 4 LEU 4 B THR 5 n 5 THR 5 B GLN 6 n 6 GLN 6 B PRO 7 n 7 PRO 7 B PRO 8 n 8 PRO 8 B SER 9 n 9 SER 9 B ALA 10 n 10 ALA 10 B SER 11 n 11 SER 11 B GLY 12 n 12 GLY 12 B SER 13 n 13 SER 13 B LEU 14 n 14 LEU 14 B GLY 15 n 15 GLY 15 B GLN 16 n 16 GLN 16 B SER 17 n 17 SER 17 B VAL 18 n 18 VAL 18 B THR 19 n 19 THR 19 B ILE 20 n 20 ILE 20 B SER 21 n 21 SER 21 B CYS 22 n 22 CYS 22 B THR 23 n 23 THR 23 B GLY 24 n 24 GLY 24 B THR 25 n 25 THR 25 B SER 26 n 26 SER 26 B SER 27 n 27 SER 27 B ASP 28 n 28 ASP 28 B VAL 29 n 29 VAL 29 B GLY 30 n 30 GLY 30 B GLY 31 n 31 GLY 31 B TYR 32 n 32 TYR 32 B ASN 33 n 33 ASN 33 B TYR 34 n 34 TYR 34 B VAL 35 n 35 VAL 35 B SER 36 n 36 SER 36 B TRP 37 n 37 TRP 37 B TYR 38 n 38 TYR 38 B GLN 39 n 39 GLN 39 B GLN 40 n 40 GLN 40 B HIS 41 n 41 HIS 41 B ALA 42 n 42 ALA 42 B GLY 43 n 43 GLY 43 B LYS 44 n 44 LYS 44 B ALA 45 n 45 ALA 45 B PRO 46 n 46 PRO 46 B LYS 47 n 47 LYS 47 B VAL 48 n 48 VAL 48 B ILE 49 n 49 ILE 49 B ILE 50 n 50 ILE 50 B TYR 51 n 51 TYR 51 B GLU 52 n 52 GLU 52 B VAL 53 n 53 VAL 53 B ASN 54 n 54 ASN 54 B LYS 55 n 55 LYS 55 B ARG 56 n 56 ARG 56 B PRO 57 n 57 PRO 57 B SER 58 n 58 SER 58 B GLY 59 n 59 GLY 59 B VAL 60 n 60 VAL 60 B PRO 61 n 61 PRO 61 B ASP 62 n 62 ASP 62 B ARG 63 n 63 ARG 63 B PHE 64 n 64 PHE 64 B SER 65 n 65 SER 65 B GLY 66 n 66 GLY 66 B SER 67 n 67 SER 67 B LYS 68 n 68 LYS 68 B SER 69 n 69 SER 69 B GLY 70 n 70 GLY 70 B ASN 71 n 71 ASN 71 B THR 72 n 72 THR 72 B ALA 73 n 73 ALA 73 B SER 74 n 74 SER 74 B LEU 75 n 75 LEU 75 B THR 76 n 76 THR 76 B VAL 77 n 77 VAL 77 B SER 78 n 78 SER 78 B GLY 79 n 79 GLY 79 B LEU 80 n 80 LEU 80 B GLN 81 n 81 GLN 81 B ALA 82 n 82 ALA 82 B GLU 83 n 83 GLU 83 B ASP 84 n 84 ASP 84 B GLU 85 n 85 GLU 85 B ALA 86 n 86 ALA 86 B ASP 87 n 87 ASP 87 B TYR 88 n 88 TYR 88 B TYR 89 n 89 TYR 89 B CYS 90 n 90 CYS 90 B SER 91 n 91 SER 91 B SER 92 n 92 SER 92 B TYR 93 n 93 TYR 93 B GLU 94 n 94 GLU 94 B GLY 95 n 95 GLY 95 B SER 96 n 96 SER 96 B ASP 97 n 97 ASP 97 B ASN 98 n 98 ASN 98 B PHE 99 n 99 PHE 99 B VAL 100 n 100 VAL 100 B PHE 101 n 101 PHE 101 B GLY 102 n 102 GLY 102 B THR 103 n 103 THR 103 B GLY 104 n 104 GLY 104 B THR 105 n 105 THR 105 B LYS 106 n 106 LYS 106 B VAL 107 n 107 VAL 107 B THR 108 n 108 THR 108 B VAL 109 n 109 VAL 109 B LEU 110 n 110 LEU 110 B GLY 111 n 111 GLY 111 B GLN 112 n 112 GLN 112 B PRO 113 n 113 PRO 113 B LYS 114 n 114 LYS 114 B ALA 115 n 115 ALA 115 B ASN 116 n 116 ASN 116 B PRO 117 n 117 PRO 117 B THR 118 n 118 THR 118 B VAL 119 n 119 VAL 119 B THR 120 n 120 THR 120 B LEU 121 n 121 LEU 121 B PHE 122 n 122 PHE 122 B PRO 123 n 123 PRO 123 B PRO 124 n 124 PRO 124 B SER 125 n 125 SER 125 B SER 126 n 126 SER 126 B GLU 127 n 127 GLU 127 B GLU 128 n 128 GLU 128 B LEU 129 n 129 LEU 129 B GLN 130 n 130 GLN 130 B ALA 131 n 131 ALA 131 B ASN 132 n 132 ASN 132 B LYS 133 n 133 LYS 133 B ALA 134 n 134 ALA 134 B THR 135 n 135 THR 135 B LEU 136 n 136 LEU 136 B VAL 137 n 137 VAL 137 B CYS 138 n 138 CYS 138 B LEU 139 n 139 LEU 139 B ILE 140 n 140 ILE 140 B SER 141 n 141 SER 141 B ASP 142 n 142 ASP 142 B PHE 143 n 143 PHE 143 B TYR 144 n 144 TYR 144 B PRO 145 n 145 PRO 145 B GLY 146 n 146 GLY 146 B ALA 147 n 147 ALA 147 B VAL 148 n 148 VAL 148 B THR 149 n 149 THR 149 B VAL 150 n 150 VAL 150 B ALA 151 n 151 ALA 151 B TRP 152 n 152 TRP 152 B LYS 153 n 153 LYS 153 B ALA 154 n 154 ALA 154 B ASP 155 n 155 ASP 155 B GLY 156 n 156 GLY 156 B SER 157 n 157 SER 157 B PRO 158 n 158 PRO 158 B VAL 159 n 159 VAL 159 B LYS 160 n 160 LYS 160 B ALA 161 n 161 ALA 161 B GLY 162 n 162 GLY 162 B VAL 163 n 163 VAL 163 B GLU 164 n 164 GLU 164 B THR 165 n 165 THR 165 B THR 166 n 166 THR 166 B LYS 167 n 167 LYS 167 B PRO 168 n 168 PRO 168 B SER 169 n 169 SER 169 B LYS 170 n 170 LYS 170 B GLN 171 n 171 GLN 171 B SER 172 n 172 SER 172 B ASN 173 n 173 ASN 173 B ASN 174 n 174 ASN 174 B LYS 175 n 175 LYS 175 B TYR 176 n 176 TYR 176 B ALA 177 n 177 ALA 177 B ALA 178 n 178 ALA 178 B SER 179 n 179 SER 179 B SER 180 n 180 SER 180 B TYR 181 n 181 TYR 181 B LEU 182 n 182 LEU 182 B SER 183 n 183 SER 183 B LEU 184 n 184 LEU 184 B THR 185 n 185 THR 185 B PRO 186 n 186 PRO 186 B GLU 187 n 187 GLU 187 B GLN 188 n 188 GLN 188 B TRP 189 n 189 TRP 189 B LYS 190 n 190 LYS 190 B SER 191 n 191 SER 191 B HIS 192 n 192 HIS 192 B ARG 193 n 193 ARG 193 B SER 194 n 194 SER 194 B TYR 195 n 195 TYR 195 B SER 196 n 196 SER 196 B CYS 197 n 197 CYS 197 B GLN 198 n 198 GLN 198 B VAL 199 n 199 VAL 199 B THR 200 n 200 THR 200 B HIS 201 n 201 HIS 201 B GLU 202 n 202 GLU 202 B GLY 203 n 203 GLY 203 B SER 204 n 204 SER 204 B THR 205 n 205 THR 205 B VAL 206 n 206 VAL 206 B GLU 207 n 207 GLU 207 B LYS 208 n 208 LYS 208 B THR 209 n 209 THR 209 B VAL 210 n 210 VAL 210 B ALA 211 n 211 ALA 211 B PRO 212 n 212 PRO 212 B THR 213 n 213 THR 213 B GLU 214 n 214 GLU 214 B CYS 215 n 215 CYS 215 B SER 216 n 216 SER 216 B ACE 0 n 1 ACE 0 P GLN 1 n 2 GLN 1 P PHE 2 n 3 DPN 2 P HIS 3 n 4 DHI 3 P PRO 4 n 5 DPR 4 P author_and_software_defined_assembly PISA 3 trimeric 4570 -32 19070 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 N GLY 24 A N GLY 24 A O ASN 71 A O ASN 71 A N SER 78 A N SER 78 A O ARG 63 A O ARG 63 A N GLN 39 A N GLN 39 A O LYS 47 A O LYS 47 A O GLY 95 A O GLY 95 A N ASN 98 A N ASN 98 A N PHE 122 A N PHE 122 A O VAL 137 A O VAL 137 A O PHE 143 A O PHE 143 A N TYR 176 A N TYR 176 A N SER 183 A N SER 183 A O GLY 162 A O GLY 162 A N ASP 155 A N ASP 155 A O SER 194 A O SER 194 A O HIS 201 A O HIS 201 A N SER 204 A N SER 204 B N GLY 24 B N GLY 24 B O ASN 71 B O ASN 71 B N SER 78 B N SER 78 B O ARG 63 B O ARG 63 B O GLN 39 B O GLN 39 B N LYS 47 B N LYS 47 B O SER 92 B O SER 92 B N VAL 100 B N VAL 100 B N PHE 122 B N PHE 122 B O VAL 137 B O VAL 137 B O PHE 143 B O PHE 143 B N TYR 176 B N TYR 176 B O TYR 181 B O TYR 181 B N GLU 164 B N GLU 164 B N ASP 155 B N ASP 155 B O SER 194 B O SER 194 B O HIS 201 B O HIS 201 B N SER 204 B N SER 204 1 P CA DHI 3 WRONG HAND 1 P DHI 3 -16.32 1 A A GLN PRO 6 7 137.36 1 P P DHI DPR 3 4 -111.48 1 11.98 1.10 114.20 126.18 A A A CA CB SG CYS CYS CYS 22 22 22 N 1 16.45 2.20 113.40 129.85 A A A CA CB CG GLU GLU GLU 94 94 94 N 1 14.13 2.30 115.30 129.43 A A A CA CB CG LEU LEU LEU 182 182 182 N 1 11.82 1.20 111.50 123.32 B B B CB CA C CYS CYS CYS 22 22 22 N 1 11.89 1.10 114.20 126.09 B B B CA CB SG CYS CYS CYS 22 22 22 N 1 19.35 2.70 111.00 130.35 B B B N CA C ASN ASN ASN 33 33 33 N 1 19.24 2.30 115.30 134.54 B B B CA CB CG LEU LEU LEU 136 136 136 N 1 -16.58 2.60 112.10 95.52 P P P N CA C DPR DPR DPR 4 4 4 N 1 A SER 2 -56.71 174.54 1 A PRO 7 -12.41 128.96 1 A SER 9 85.46 143.54 1 A ALA 10 175.12 86.40 1 A GLN 16 -77.96 -133.91 1 A ASP 28 -127.53 -95.50 1 A ASN 33 -104.19 40.24 1 A GLN 39 -84.12 -109.17 1 A GLN 40 82.86 98.84 1 A ALA 42 -33.15 114.90 1 A GLU 52 39.07 60.36 1 A VAL 53 70.62 -58.93 1 A ASP 62 -42.38 -5.95 1 A ARG 63 -144.82 43.71 1 A SER 67 -161.23 114.04 1 A SER 69 -116.54 -94.38 1 A LEU 80 -52.80 102.29 1 A GLU 94 -167.22 71.59 1 A SER 96 -21.70 89.49 1 A ASP 97 45.74 27.60 1 A PHE 99 -172.26 109.72 1 A PRO 124 -35.74 116.85 1 A SER 172 -53.09 -3.74 1 A ASN 174 32.68 11.44 1 A CYS 215 -30.78 122.96 1 B SER 2 131.50 -171.59 1 B PRO 8 -52.49 -77.62 1 B SER 26 46.91 -112.14 1 B SER 27 -30.98 117.39 1 B ASP 28 61.31 122.30 1 B VAL 29 38.55 86.84 1 B ALA 42 -46.21 95.00 1 B GLU 52 52.97 82.49 1 B VAL 53 40.00 -51.62 1 B ASP 62 -19.88 -27.93 1 B GLU 83 -68.20 15.34 1 B ALA 86 -177.16 -177.91 1 B GLU 94 -44.59 -127.54 1 B SER 96 176.27 -154.18 1 B ALA 131 -60.82 1.93 1 B ALA 161 -51.70 -104.21 1 B ASN 174 63.80 -2.23 1 B GLU 202 34.41 -106.31 1 B THR 213 -117.69 -135.12 1 B GLU 214 -162.35 45.96 1 P DHI 3 71.38 73.63 0.204 2.7 6.0 11140 1 1.5 2.7 6.0 0 3251 0 0 3251 0.013 0.025 0.029 0.040 0.027 0.030 0.011 0.025 0.122 0.150 0.184 0.500 0.257 0.500 0.202 0.500 8.1 8.1 24.7 24.7 22.3 22.3 model building X-PLOR refinement PROLSQ refinement X-PLOR phasing X-PLOR IMMUNOGLOBULIN LAMBDA LIGHT CHAIN DIMER (MCG) COMPLEX WITH N-ACETYL-L-GLN-D-PHE-L-HIS-D-PRO-OH PRINCIPLES AND PITFALLS IN DESIGNING SITE DIRECTED PEPTIDE LIGANDS 1 N N 1 N N 2 N N A GLN 81 A GLN 81 HELX_P A ALA 82 A ALA 82 5 CH1 2 A SER 125 A SER 125 HELX_P A ASN 132 A ASN 132 1 CH2 8 A THR 185 A THR 185 HELX_P A HIS 192 A HIS 192 1 CH3 8 B GLN 81 B GLN 81 HELX_P B ALA 82 B ALA 82 5 CH4 2 B SER 125 B SER 125 HELX_P B ASN 132 B ASN 132 1 CH5 8 B THR 185 B THR 185 HELX_P B SER 191 B SER 191 1 CH6 7 disulf 2.049 A CYS 22 A SG CYS 22 1_555 A CYS 90 A SG CYS 90 1_555 disulf 2.141 A CYS 138 A SG CYS 138 1_555 A CYS 197 A SG CYS 197 1_555 disulf 2.029 A CYS 215 A SG CYS 215 1_555 B CYS 215 B SG CYS 215 1_555 disulf 2.171 B CYS 22 B SG CYS 22 1_555 B CYS 90 B SG CYS 90 1_555 disulf 1.992 B CYS 138 B SG CYS 138 1_555 B CYS 197 B SG CYS 197 1_555 covale 1.325 P ACE 0 C C ACE 1 1_555 P GLN 1 C N GLN 2 1_555 covale 1.308 P GLN 1 C C GLN 2 1_555 P DPN 2 C N DPN 3 1_555 covale 1.333 P DPN 2 C C DPN 3 1_555 P DHI 3 C N DHI 4 1_555 covale 1.384 P DHI 3 C C DHI 4 1_555 P DPR 4 C N DPR 5 1_555 IMMUNOGLOBULIN IMMUNOGLOBULIN A TYR 144 A TYR 144 1 A PRO 145 A PRO 145 -10.18 B TYR 144 B TYR 144 1 B PRO 145 B PRO 145 1.39 Q6PIK1_HUMAN UNP 1 21 Q6PIK1 SALTQPPSASGSPGQSVTISCTGTSSDVGGYNYVSWYQQHPGKAPKLMIYEVNKRPSGVPDRFSGSKSGNTASLTVSGLQ AEDEADYYCSSYAGSNNYVFGTGTKVTVLGQPKANPTVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADGSPVKA GVETTKPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS 1MCB PDB 2 1MCB 21 235 1MCB 2 216 Q6PIK1 A 1 2 216 21 235 1MCB 2 216 Q6PIK1 B 1 2 216 0 4 1MCB 0 4 1MCB P 2 1 5 1 INSERTION PRO 1 1MCB A Q6PIK1 UNP 1 1 PRO CONFLICT LEU 14 1MCB A Q6PIK1 UNP 33 14 1 PRO CONFLICT ALA 42 1MCB A Q6PIK1 UNP 61 42 1 LEU CONFLICT VAL 48 1MCB A Q6PIK1 UNP 67 48 1 MET CONFLICT ILE 49 1MCB A Q6PIK1 UNP 68 49 1 ALA CONFLICT GLU 94 1MCB A Q6PIK1 UNP 113 94 1 ASN CONFLICT ASP 97 1MCB A Q6PIK1 UNP 116 97 1 TYR CONFLICT PHE 99 1MCB A Q6PIK1 UNP 118 99 2 INSERTION PRO 1 1MCB B Q6PIK1 UNP 1 2 PRO CONFLICT LEU 14 1MCB B Q6PIK1 UNP 33 14 2 PRO CONFLICT ALA 42 1MCB B Q6PIK1 UNP 61 42 2 LEU CONFLICT VAL 48 1MCB B Q6PIK1 UNP 67 48 2 MET CONFLICT ILE 49 1MCB B Q6PIK1 UNP 68 49 2 ALA CONFLICT GLU 94 1MCB B Q6PIK1 UNP 113 94 2 ASN CONFLICT ASP 97 1MCB B Q6PIK1 UNP 116 97 2 TYR CONFLICT PHE 99 1MCB B Q6PIK1 UNP 118 99 3 4 4 3 3 4 4 3 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel A GLY 15 A GLY 15 A GLY 24 A GLY 24 A ASN 71 A ASN 71 A LEU 80 A LEU 80 A ARG 63 A ARG 63 A SER 69 A SER 69 A VAL 35 A VAL 35 A GLN 40 A GLN 40 A LYS 47 A LYS 47 A VAL 53 A VAL 53 A ALA 86 A ALA 86 A GLY 95 A GLY 95 A ASN 98 A ASN 98 A LEU 110 A LEU 110 A ALA 115 A ALA 115 A PHE 122 A PHE 122 A ALA 134 A ALA 134 A TYR 144 A TYR 144 A ASN 174 A ASN 174 A LEU 184 A LEU 184 A GLY 162 A GLY 162 A GLN 171 A GLN 171 A THR 149 A THR 149 A ASP 155 A ASP 155 A SER 194 A SER 194 A HIS 201 A HIS 201 A SER 204 A SER 204 A VAL 210 A VAL 210 B GLY 15 B GLY 15 B GLY 24 B GLY 24 B ASN 71 B ASN 71 B LEU 80 B LEU 80 B ARG 63 B ARG 63 B SER 69 B SER 69 B VAL 35 B VAL 35 B GLN 40 B GLN 40 B LYS 47 B LYS 47 B VAL 53 B VAL 53 B ALA 86 B ALA 86 B SER 92 B SER 92 B VAL 100 B VAL 100 B LEU 110 B LEU 110 B ALA 115 B ALA 115 B PHE 122 B PHE 122 B ALA 134 B ALA 134 B TYR 144 B TYR 144 B ASN 174 B ASN 174 B LEU 184 B LEU 184 B GLU 164 B GLU 164 B GLN 171 B GLN 171 B THR 149 B THR 149 B ASP 155 B ASP 155 B SER 194 B SER 194 B HIS 201 B HIS 201 B SER 204 B SER 204 B VAL 210 B VAL 210 ANTIGEN COMBINING SITE Author 14 ANTIGEN COMBINING SITE Author 6 ANTIGEN COMBINING SITE Author 10 ANTIGEN COMBINING SITE Author 14 ANTIGEN COMBINING SITE Author 6 ANTIGEN COMBINING SITE Author 10 A THR 23 A THR 23 14 1_555 A GLY 24 A GLY 24 14 1_555 A THR 25 A THR 25 14 1_555 A SER 26 A SER 26 14 1_555 A SER 27 A SER 27 14 1_555 A ASP 28 A ASP 28 14 1_555 A VAL 29 A VAL 29 14 1_555 A GLY 30 A GLY 30 14 1_555 A GLY 31 A GLY 31 14 1_555 A TYR 32 A TYR 32 14 1_555 A ASN 33 A ASN 33 14 1_555 A TYR 34 A TYR 34 14 1_555 A VAL 35 A VAL 35 14 1_555 A SER 36 A SER 36 14 1_555 A ILE 50 A ILE 50 6 1_555 A TYR 51 A TYR 51 6 1_555 A GLU 52 A GLU 52 6 1_555 A VAL 53 A VAL 53 6 1_555 A ASN 54 A ASN 54 6 1_555 A LYS 55 A LYS 55 6 1_555 A SER 91 A SER 91 10 1_555 A SER 92 A SER 92 10 1_555 A TYR 93 A TYR 93 10 1_555 A GLU 94 A GLU 94 10 1_555 A GLY 95 A GLY 95 10 1_555 A SER 96 A SER 96 10 1_555 A ASP 97 A ASP 97 10 1_555 A ASN 98 A ASN 98 10 1_555 A PHE 99 A PHE 99 10 1_555 A VAL 100 A VAL 100 10 1_555 B THR 23 B THR 23 14 1_555 B GLY 24 B GLY 24 14 1_555 B THR 25 B THR 25 14 1_555 B SER 26 B SER 26 14 1_555 B SER 27 B SER 27 14 1_555 B ASP 28 B ASP 28 14 1_555 B VAL 29 B VAL 29 14 1_555 B GLY 30 B GLY 30 14 1_555 B GLY 31 B GLY 31 14 1_555 B TYR 32 B TYR 32 14 1_555 B ASN 33 B ASN 33 14 1_555 B TYR 34 B TYR 34 14 1_555 B VAL 35 B VAL 35 14 1_555 B SER 36 B SER 36 14 1_555 B ILE 50 B ILE 50 6 1_555 B TYR 51 B TYR 51 6 1_555 B GLU 52 B GLU 52 6 1_555 B VAL 53 B VAL 53 6 1_555 B ASN 54 B ASN 54 6 1_555 B LYS 55 B LYS 55 6 1_555 B SER 91 B SER 91 10 1_555 B SER 92 B SER 92 10 1_555 B TYR 93 B TYR 93 10 1_555 B GLU 94 B GLU 94 10 1_555 B GLY 95 B GLY 95 10 1_555 B SER 96 B SER 96 10 1_555 B ASP 97 B ASP 97 10 1_555 B ASN 98 B ASN 98 10 1_555 B PHE 99 B PHE 99 10 1_555 B VAL 100 B VAL 100 10 1_555 152 P 31 2 1