0.021687 0.012521 0.000000 0.000000 0.025042 0.000000 0.000000 0.000000 0.009794 0.00000 0.00000 0.00000 Kumar, A. Sekharudu, C. Ramakrishnan, B. Dupureur, C.M. Zhu, H. Tsai, M.-D. Sundaralingam, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 6 90.00 90.00 120.00 46.110 46.110 102.100 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 Ca 2 40.078 CALCIUM ION non-polymer 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 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 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 Protein Sci. PRCIEI 0795 0961-8368 3 2082 2088 7703854 Structure and function of the catalytic site mutant Asp 99 Asn of phospholipase A2: absence of the conserved structural water. 1994 US Biochemistry BICHAW 0033 0006-2960 30 11801 Phospholipase A2 Engineering. X-Ray Structural and Functional Evidence for the Interaction of Lysine-56 with Substrates 1991 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 13809.520 PHOSPHOLIPASE A2 3.1.1.4 1 man polymer 40.078 CALCIUM ION 1 syn non-polymer 18.015 water 81 nat water no no ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYKQAKKLDSCKVLVDNPYTNNYSYSCSNN EITCSSENNACEAFICNCNRNAAICFSKVPYNKEHKNLDKKNC ALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYKQAKKLDSCKVLVDNPYTNNYSYSCSNN EITCSSENNACEAFICNCNRNAAICFSKVPYNKEHKNLDKKNC 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 cattle Bos sample 9913 Bos taurus 2.27 45.77 repository Initial release Version format compliance Version format compliance 1 0 1995-02-07 1 1 2008-03-24 1 2 2011-07-13 Y 1994-11-16 REL REL CA CALCIUM ION HOH water CA 124 2 CA CA 124 A HOH 201 3 HOH HOH 201 A HOH 202 3 HOH HOH 202 A HOH 203 3 HOH HOH 203 A HOH 204 3 HOH HOH 204 A HOH 205 3 HOH HOH 205 A HOH 206 3 HOH HOH 206 A HOH 207 3 HOH HOH 207 A HOH 208 3 HOH HOH 208 A HOH 209 3 HOH HOH 209 A HOH 210 3 HOH HOH 210 A HOH 211 3 HOH HOH 211 A HOH 212 3 HOH HOH 212 A HOH 213 3 HOH HOH 213 A HOH 214 3 HOH HOH 214 A HOH 215 3 HOH HOH 215 A HOH 216 3 HOH HOH 216 A HOH 217 3 HOH HOH 217 A HOH 218 3 HOH HOH 218 A HOH 219 3 HOH HOH 219 A HOH 220 3 HOH HOH 220 A HOH 221 3 HOH HOH 221 A HOH 222 3 HOH HOH 222 A HOH 223 3 HOH HOH 223 A HOH 224 3 HOH HOH 224 A HOH 225 3 HOH HOH 225 A HOH 226 3 HOH HOH 226 A HOH 227 3 HOH HOH 227 A HOH 228 3 HOH HOH 228 A HOH 229 3 HOH HOH 229 A HOH 230 3 HOH HOH 230 A HOH 231 3 HOH HOH 231 A HOH 232 3 HOH HOH 232 A HOH 233 3 HOH HOH 233 A HOH 234 3 HOH HOH 234 A HOH 235 3 HOH HOH 235 A HOH 236 3 HOH HOH 236 A HOH 237 3 HOH HOH 237 A HOH 238 3 HOH HOH 238 A HOH 239 3 HOH HOH 239 A HOH 240 3 HOH HOH 240 A HOH 241 3 HOH HOH 241 A HOH 242 3 HOH HOH 242 A HOH 243 3 HOH HOH 243 A HOH 244 3 HOH HOH 244 A HOH 245 3 HOH HOH 245 A HOH 246 3 HOH HOH 246 A HOH 247 3 HOH HOH 247 A HOH 248 3 HOH HOH 248 A HOH 249 3 HOH HOH 249 A HOH 250 3 HOH HOH 250 A HOH 251 3 HOH HOH 251 A HOH 252 3 HOH HOH 252 A HOH 253 3 HOH HOH 253 A HOH 254 3 HOH HOH 254 A HOH 255 3 HOH HOH 255 A HOH 256 3 HOH HOH 256 A HOH 257 3 HOH HOH 257 A HOH 258 3 HOH HOH 258 A HOH 259 3 HOH HOH 259 A HOH 260 3 HOH HOH 260 A HOH 261 3 HOH HOH 261 A HOH 262 3 HOH HOH 262 A HOH 263 3 HOH HOH 263 A HOH 264 3 HOH HOH 264 A HOH 265 3 HOH HOH 265 A HOH 266 3 HOH HOH 266 A HOH 267 3 HOH HOH 267 A HOH 268 3 HOH HOH 268 A HOH 269 3 HOH HOH 269 A HOH 270 3 HOH HOH 270 A HOH 271 3 HOH HOH 271 A HOH 272 3 HOH HOH 272 A HOH 273 3 HOH HOH 273 A HOH 274 3 HOH HOH 274 A HOH 275 3 HOH HOH 275 A HOH 276 3 HOH HOH 276 A HOH 277 3 HOH HOH 277 A HOH 278 3 HOH HOH 278 A HOH 279 3 HOH HOH 279 A HOH 280 3 HOH HOH 280 A HOH 281 3 HOH HOH 281 A ALA 1 n 1 ALA 1 A LEU 2 n 2 LEU 2 A TRP 3 n 3 TRP 3 A GLN 4 n 4 GLN 4 A PHE 5 n 5 PHE 5 A ASN 6 n 6 ASN 6 A GLY 7 n 7 GLY 7 A MET 8 n 8 MET 8 A ILE 9 n 9 ILE 9 A LYS 10 n 10 LYS 10 A CYS 11 n 11 CYS 11 A LYS 12 n 12 LYS 12 A ILE 13 n 13 ILE 13 A PRO 14 n 14 PRO 14 A SER 15 n 15 SER 15 A SER 16 n 16 SER 16 A GLU 17 n 17 GLU 17 A PRO 18 n 18 PRO 18 A LEU 19 n 19 LEU 19 A LEU 20 n 20 LEU 20 A ASP 21 n 21 ASP 21 A PHE 22 n 22 PHE 22 A ASN 23 n 23 ASN 23 A ASN 24 n 24 ASN 24 A TYR 25 n 25 TYR 25 A GLY 26 n 26 GLY 26 A CYS 27 n 27 CYS 27 A TYR 28 n 28 TYR 28 A CYS 29 n 29 CYS 29 A GLY 30 n 30 GLY 30 A LEU 31 n 31 LEU 31 A GLY 32 n 32 GLY 32 A GLY 33 n 33 GLY 33 A SER 34 n 34 SER 34 A GLY 35 n 35 GLY 35 A THR 36 n 36 THR 36 A PRO 37 n 37 PRO 37 A VAL 38 n 38 VAL 38 A ASP 39 n 39 ASP 39 A ASP 40 n 40 ASP 40 A LEU 41 n 41 LEU 41 A ASP 42 n 42 ASP 42 A ARG 43 n 43 ARG 43 A CYS 44 n 44 CYS 44 A CYS 45 n 45 CYS 45 A GLN 46 n 46 GLN 46 A THR 47 n 47 THR 47 A HIS 48 n 48 HIS 48 A ASP 49 n 49 ASP 49 A ASN 50 n 50 ASN 50 A CYS 51 n 51 CYS 51 A TYR 52 n 52 TYR 52 A LYS 53 n 53 LYS 53 A GLN 54 n 54 GLN 54 A ALA 55 n 55 ALA 55 A LYS 56 n 56 LYS 56 A LYS 57 n 57 LYS 57 A LEU 58 n 58 LEU 58 A ASP 59 n 59 ASP 59 A SER 60 n 60 SER 60 A CYS 61 n 61 CYS 61 A LYS 62 n 62 LYS 62 A VAL 63 n 63 VAL 63 A LEU 64 n 64 LEU 64 A VAL 65 n 65 VAL 65 A ASP 66 n 66 ASP 66 A ASN 67 n 67 ASN 67 A PRO 68 n 68 PRO 68 A TYR 69 n 69 TYR 69 A THR 70 n 70 THR 70 A ASN 71 n 71 ASN 71 A ASN 72 n 72 ASN 72 A TYR 73 n 73 TYR 73 A SER 74 n 74 SER 74 A TYR 75 n 75 TYR 75 A SER 76 n 76 SER 76 A CYS 77 n 77 CYS 77 A SER 78 n 78 SER 78 A ASN 79 n 79 ASN 79 A ASN 80 n 80 ASN 80 A GLU 81 n 81 GLU 81 A ILE 82 n 82 ILE 82 A THR 83 n 83 THR 83 A CYS 84 n 84 CYS 84 A SER 85 n 85 SER 85 A SER 86 n 86 SER 86 A GLU 87 n 87 GLU 87 A ASN 88 n 88 ASN 88 A ASN 89 n 89 ASN 89 A ALA 90 n 90 ALA 90 A CYS 91 n 91 CYS 91 A GLU 92 n 92 GLU 92 A ALA 93 n 93 ALA 93 A PHE 94 n 94 PHE 94 A ILE 95 n 95 ILE 95 A CYS 96 n 96 CYS 96 A ASN 97 n 97 ASN 97 A CYS 98 n 98 CYS 98 A ASN 99 n 99 ASN 99 A ARG 100 n 100 ARG 100 A ASN 101 n 101 ASN 101 A ALA 102 n 102 ALA 102 A ALA 103 n 103 ALA 103 A ILE 104 n 104 ILE 104 A CYS 105 n 105 CYS 105 A PHE 106 n 106 PHE 106 A SER 107 n 107 SER 107 A LYS 108 n 108 LYS 108 A VAL 109 n 109 VAL 109 A PRO 110 n 110 PRO 110 A TYR 111 n 111 TYR 111 A ASN 112 n 112 ASN 112 A LYS 113 n 113 LYS 113 A GLU 114 n 114 GLU 114 A HIS 115 n 115 HIS 115 A LYS 116 n 116 LYS 116 A ASN 117 n 117 ASN 117 A LEU 118 n 118 LEU 118 A ASP 119 n 119 ASP 119 A LYS 120 n 120 LYS 120 A LYS 121 n 121 LYS 121 A ASN 122 n 122 ASN 122 A CYS 123 n 123 CYS 123 A author_defined_assembly 2 dimeric A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A HOH 204 C O HOH 1_555 76.5 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A TYR 28 A O TYR 28 1_555 94.5 A HOH 204 C O HOH 1_555 A CA 124 B CA CA 1_555 A TYR 28 A O TYR 28 1_555 89.1 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 82.4 A HOH 204 C O HOH 1_555 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 158.9 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 91.2 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 159.6 A HOH 204 C O HOH 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 123.3 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 91.0 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 77.8 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 145.9 A HOH 204 C O HOH 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 74.5 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 102.5 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 125.9 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 50.3 A GLY 30 A O GLY 30 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 85.1 A HOH 204 C O HOH 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 92.2 A TYR 28 A O TYR 28 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 178.5 A GLY 32 A O GLY 32 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 87.3 A ASP 49 A OD2 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 88.9 A ASP 49 A OD1 ASP 49 1_555 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 78.6 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 1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 5_556 x-y,-y,-z+5/3 crystal symmetry operation 0.0000000000 0.0000000000 170.1666666667 A N SER 78 A N SER 78 A O GLU 81 A O GLU 81 1 A ARG 43 0.083 SIDE CHAIN 1 A TYR 52 0.068 SIDE CHAIN 1 A TYR 75 0.067 SIDE CHAIN 1 7.04 0.80 106.30 113.34 A A A CD1 CG CD2 TRP TRP TRP 3 3 3 N 1 -6.42 0.80 107.30 100.88 A A A CE2 CD2 CG TRP TRP TRP 3 3 3 N 1 3.00 0.50 120.30 123.30 A A A NE CZ NH1 ARG ARG ARG 43 43 43 N 1 -4.60 0.60 121.00 116.40 A A A CB CG CD2 TYR TYR TYR 52 52 52 N 1 A VAL 63 -76.64 25.24 1 A TYR 69 -74.68 24.82 1 A TYR 73 -123.68 -168.30 1 A ASP 119 -53.80 100.98 1 A LYS 120 -49.52 8.28 1 A ASN 122 108.96 98.25 27.6 0.185 0.185 1.9 6.5 8870 87.6 1 3. 0.2 1.9 6.5 81 1039 1 0 957 1CEH 10307 1 98.7 model building X-PLOR refinement X-PLOR phasing X-PLOR PHOSPHOLIPASE A2 (PLA2) (E.C.3.1.1.4) MUTANT WITH ASP 99 REPLACED BY ASN (D99N) STRUCTURE AND FUNCTION OF THE CATALYTIC SITE MUTANT ASP99ASN OF PHOSPHOLIPASE A2: ABSENCE OF CONSERVED STRUCTURAL WATER 1 N N 2 N N 3 N N A ALA 1 A ALA 1 HELX_P A ILE 13 A ILE 13 1 1 13 A GLU 17 A GLU 17 HELX_P A PHE 22 A PHE 22 1 2 6 A ASP 39 A ASP 39 HELX_P A LYS 57 A LYS 57 1 3 19 A LEU 58 A LEU 58 HELX_P A VAL 63 A VAL 63 1 4 6 A ASN 67 A ASN 67 HELX_P A ASN 71 A ASN 71 5 5 5 A ASN 89 A ASN 89 HELX_P A VAL 109 A VAL 109 1 6 21 A ASN 112 A ASN 112 HELX_P A HIS 115 A HIS 115 5 7 4 disulf 2.017 A CYS 11 A SG CYS 11 1_555 A CYS 77 A SG CYS 77 1_555 disulf 2.021 A CYS 27 A SG CYS 27 1_555 A CYS 123 A SG CYS 123 1_555 disulf 2.006 A CYS 29 A SG CYS 29 1_555 A CYS 45 A SG CYS 45 1_555 disulf 2.021 A CYS 44 A SG CYS 44 1_555 A CYS 105 A SG CYS 105 1_555 disulf 2.002 A CYS 51 A SG CYS 51 1_555 A CYS 98 A SG CYS 98 1_555 disulf 2.013 A CYS 61 A SG CYS 61 1_555 A CYS 91 A SG CYS 91 1_555 disulf 2.016 A CYS 84 A SG CYS 84 1_555 A CYS 96 A SG CYS 96 1_555 metalc 2.066 A CA 124 B CA CA 1_555 A GLY 30 A O GLY 30 1_555 metalc 2.530 A CA 124 B CA CA 1_555 A HOH 204 C O HOH 1_555 metalc 1.868 A CA 124 B CA CA 1_555 A TYR 28 A O TYR 28 1_555 metalc 1.958 A CA 124 B CA CA 1_555 A GLY 32 A O GLY 32 1_555 metalc 2.433 A CA 124 B CA CA 1_555 A ASP 49 A OD2 ASP 49 1_555 metalc 2.602 A CA 124 B CA CA 1_555 A ASP 49 A OD1 ASP 49 1_555 metalc 2.333 A CA 124 B CA CA 1_555 A HOH 238 C O HOH 1_555 HYDROLASE (CARBOXYLIC ESTER) HYDROLASE (CARBOXYLIC ESTER) PA21B_BOVIN UNP 1 1 P00593 MRLLVLAALLTVGAGQAGLNSRALWQFNGMIKCKIPSSEPLLDFNNYGCYCGLGGSGTPVDDLDRCCQTHDNCYKQAKKL DSCKVLVDNPYTNNYSYSCSNNEITCSSENNACEAFICNCDRNAAICFSKVPYNKEHKNLDKKNC 23 145 1CEH 1 123 P00593 A 1 1 123 1 ASP CONFLICT ASN 99 1CEH A P00593 UNP 121 99 2 anti-parallel A TYR 75 A TYR 75 A SER 78 A SER 78 A GLU 81 A GLU 81 A CYS 84 A CYS 84 BINDING SITE FOR RESIDUE CA A 124 Software 6 A TYR 28 A TYR 28 6 1_555 A GLY 30 A GLY 30 6 1_555 A GLY 32 A GLY 32 6 1_555 A ASP 49 A ASP 49 6 1_555 A HOH 204 C HOH 6 1_555 A HOH 238 C HOH 6 1_555 152 P 31 2 1