2C4B - Sequence, Chains, Asymmetric and Biological Units

• Title: INHIBITOR CYSTINE KNOT PROTEIN MCOEETI FUSED TO THE CATALYTI INACTIVE BARNASE MUTANT H102A
• Keywords: SQUASH INHIBITOR, HYBRID MICROPROTEIN, FUSION PROTEIN, RIBON ENDONUCLEASE, HYDROLASE, NUCLEASE, PROTEASE INHIBITOR, SERI PROTEASE INHIBITOR
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2C4B	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	BARNASE MCOEETI FUSION	A	142	1094	0
2	Protein	BARNASE MCOEETI FUSION	B	142	1094	0
3	Ligand	BARNASE MCOEETI FUSION	A	31	0	106
4	Ligand	BARNASE MCOEETI FUSION	B	20	0	112
5	Water			509	0	509
total				844	2188	727

Proteins

Unit 1

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

Unit 2

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

Ligands

Unit 3	2PE 1145 2PE 1146 GOL 1148 EDO 1153 EDO 1154 EDO 1155 EDO 1156 FMT 1157 FMT 1158 SO4 1159 SO4 1160 SO4 1161 SO4 1162 SO4 1163 SO4 1164 SO4 1165 UNX 1500 UNX 1501 UNX 1502 UNX 1503 UNX 1504 UNX 1505 UNX 1506 UNX 1507 UNX 1508 UNX 1509 UNX 1510 UNX 1511 UNX 1512 UNX 1513 UNX 1514
Unit 4	SO4 1155 2PE 1156 2PE 1157 MES 1158 EDO 1159 EDO 1160 EDO 1161 EDO 1162 EDO 1163 EDO 1164 SO4 1165 SO4 1166 SO4 1167 SO4 1168 SO4 1169 SO4 1170 SO4 1171 SO4 1172 SO4 1173 FMT 1174