1PPA - Sequence, Chains, Asymmetric and Biological Units

• Title: THE CRYSTAL STRUCTURE OF A LYSINE 49 PHOSPHOLIPASE A2 FROM THE VENOM OF THE COTTONMOUTH SNAKE AT 2.0 ANGSTROMS RESOLUTION
• Keywords: HYDROLASE(CARBOXYLIC ESTERASE)
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1PPA	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PHOSPHOLIPASE A2	A	121	968	0
2	Ligand	PHOSPHOLIPASE A2	A	1	0	7
3	Water			151	0	151
total				273	968	158

Proteins

Unit 1

SER 1 VAL 2 LEU 3 GLU 4 LEU 5 GLY 6 LYS 7 MET 8 ILE 9 LEU 10 GLN 11 GLU 12 THR 13 GLY 14 LYS 16 ASN 17 ALA 18 ILE 19 THR 20 SER 21 TYR 22 GLY 23 SER 24 TYR 25 GLY 26 CYS 27 ASN 28 CYS 29 GLY 30 TRP 31 GLY 32 HIS 33 ARG 34 GLY 35 GLN 36 PRO 37 LYS 38 ASP 39 ALA 40 THR 41 ASP 42 ARG 43 CYS 44 CYS 45 PHE 46 VAL 47 HIS 48 LYS 49 CYS 50 CYS 51 TYR 52 LYS 53 LYS 54 LEU 55 THR 56 ASP 59 CYS 61 ASN 67 HIS 68 LYS 69 THR 70 ASP 71 ARG 72 TYR 73 SER 74 TYR 75 SER 76 TRP 77 LYS 78 ASN 79 LYS 80 ALA 81 ILE 82 ILE 83 CYS 84 GLU 86 GLU 87 LYS 88 ASN 89 PRO 90 CYS 91 LEU 92 LYS 93 GLU 94 MET 95 CYS 96 GLU 97 CYS 98 ASP 99 LYS 100 ALA 101 VAL 102 ALA 103 ILE 104 CYS 105 LEU 106 ARG 107 GLU 108 ASN 109 LEU 110 ASP 111 THR 112 TYR 113 ASN 114 LYS 115 LYS 116 TYR 117 LYS 118 ALA 119 TYR 120 PHE 121 LYS 122 LEU 124 LYS 125 CYS 126 LYS 128 LYS 129 PRO 130 ASP 131 THR 132 CYS 133

Ligands

Unit 2

ANL 134