3S8K - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF A PAPAYA LATEX SERINE PROTEASE INHIBITO 1.7A RESOLUTION
• Keywords: KUNITZ-STI FOLD, PROTEASE INHIBITOR, HYDROLASE INHIBITOR
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3S8K	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	LATEX SERINE PROTEINASE INHIBITOR	A	183	1431	0
2	Protein	LATEX SERINE PROTEINASE INHIBITOR	B	182	1422	0
3	Ligand		C	3	0	38
4	Ligand		D	3	0	38
5	Ligand	LATEX SERINE PROTEINASE INHIBITOR	A	11	0	41
6	Ligand	LATEX SERINE PROTEINASE INHIBITOR	B	5	0	23
7	Water			411	0	411
total				798	2853	551

Proteins

Unit 1

ALA 2 PRO 3 LYS 4 PRO 5 ILE 6 VAL 7 ASP 8 ILE 9 ASP 10 GLY 11 LYS 12 PRO 13 VAL 14 LEU 15 TYR 16 GLY 17 VAL 18 ASP 19 TYR 20 PHE 21 VAL 22 VAL 23 SER 24 ALA 25 ILE 26 TRP 27 GLY 28 ALA 29 GLY 30 GLY 31 GLY 32 GLY 33 LEU 34 THR 35 VAL 36 TYR 37 GLY 38 PRO 39 GLY 40 ASN 41 LYS 42 LYS 43 LYS 44 CYS 45 PRO 46 LEU 47 SER 48 VAL 49 VAL 50 GLN 51 ASP 52 PRO 53 PHE 54 ASP 55 ASN 56 GLY 57 GLU 58 PRO 59 ILE 60 ILE 61 PHE 62 SER 63 ALA 64 ILE 65 LYS 66 ASN 67 VAL 68 LYS 69 ASP 70 ASN 71 ILE 72 VAL 73 ARG 74 GLU 75 SER 76 VAL 77 ASP 78 LEU 79 ASN 80 VAL 81 LYS 82 PHE 83 ASN 84 ILE 85 THR 86 ILE 87 ASN 88 CYS 89 ASN 90 GLU 91 THR 92 THR 93 ALA 94 TRP 95 LYS 96 VAL 97 ASP 98 ARG 99 PHE 100 PRO 101 GLY 102 VAL 103 ILE 104 GLY 105 TRP 106 THR 107 VAL 108 THR 109 LEU 110 GLY 111 GLY 112 GLU 113 LYS 114 GLY 115 TYR 116 HIS 117 GLY 118 PHE 119 GLU 120 SER 121 THR 122 HIS 123 SER 124 MET 125 PHE 126 LYS 127 ILE 128 LYS 129 LYS 130 ALA 131 GLY 132 LEU 133 PRO 134 PHE 135 SER 136 TYR 137 LYS 138 PHE 139 HIS 140 PHE 141 CYS 142 PRO 143 SER 144 TYR 145 PRO 146 ARG 147 THR 148 ARG 149 LEU 150 ILE 151 PRO 152 CYS 153 ASN 154 ASN 155 VAL 156 ASP 157 ILE 158 PHE 159 PHE 160 ASP 161 LYS 162 TYR 163 ARG 164 ILE 165 ARG 166 ARG 167 LEU 168 ILE 169 LEU 170 THR 171 ASN 172 ASP 173 ALA 174 LYS 175 GLU 176 PHE 177 VAL 178 PHE 179 ILE 180 LYS 181 THR 182 ASN 183 ARG 184

Unit 2

ALA 2 PRO 3 LYS 4 PRO 5 ILE 6 VAL 7 ASP 8 ILE 9 ASP 10 GLY 11 LYS 12 PRO 13 VAL 14 LEU 15 TYR 16 GLY 17 VAL 18 ASP 19 TYR 20 PHE 21 VAL 22 VAL 23 SER 24 ALA 25 ILE 26 TRP 27 GLY 28 ALA 29 GLY 30 GLY 31 GLY 32 GLY 33 LEU 34 THR 35 VAL 36 TYR 37 GLY 38 PRO 39 GLY 40 ASN 41 LYS 42 LYS 43 LYS 44 CYS 45 PRO 46 LEU 47 SER 48 VAL 49 VAL 50 GLN 51 ASP 52 PRO 53 PHE 54 ASP 55 ASN 56 GLY 57 GLU 58 PRO 59 ILE 60 ILE 61 PHE 62 SER 63 ALA 64 ILE 65 LYS 66 ASN 67 VAL 68 LYS 69 ASP 70 ASN 71 ILE 72 VAL 73 ARG 74 GLU 75 SER 76 VAL 77 ASP 78 LEU 79 ASN 80 VAL 81 LYS 82 PHE 83 ASN 84 ILE 85 THR 86 ILE 87 ASN 88 CYS 89 ASN 90 GLU 91 THR 92 THR 93 ALA 94 TRP 95 LYS 96 VAL 97 ASP 98 ARG 99 PHE 100 PRO 101 GLY 102 VAL 103 ILE 104 GLY 105 TRP 106 THR 107 VAL 108 THR 109 LEU 110 GLY 111 GLY 112 GLU 113 LYS 114 GLY 115 TYR 116 HIS 117 GLY 118 PHE 119 GLU 120 SER 121 THR 122 HIS 123 SER 124 MET 125 PHE 126 LYS 127 ILE 128 LYS 129 LYS 130 ALA 131 GLY 132 LEU 133 PRO 134 PHE 135 SER 136 TYR 137 LYS 138 PHE 139 HIS 140 PHE 141 CYS 142 PRO 143 SER 144 TYR 145 PRO 146 ARG 147 THR 148 ARG 149 LEU 150 ILE 151 PRO 152 CYS 153 ASN 154 ASN 155 VAL 156 ASP 157 ILE 158 PHE 159 PHE 160 ASP 161 LYS 162 TYR 163 ARG 164 ILE 165 ARG 166 ARG 167 LEU 168 ILE 169 LEU 170 THR 171 ASN 172 ASP 173 ALA 174 LYS 175 GLU 176 PHE 177 VAL 178 PHE 179 ILE 180 LYS 181 THR 182 ASN 183

Ligands

Unit 3	NAG 1 FUC 2 NAG 3
Unit 4	NAG 1 FUC 2 NAG 3
Unit 5	CO 185 CO 186 NH4 187 NH4 188 GOL 189 GOL 190 SO4 191 SO4 192 SO4 193 SO4 194 SO4 195
Unit 6	NH4 185 GOL 186 GOL 187 SO4 191 SO4 192