2AA1 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE CATHODIC HEMOGLOBIN ISOLATED FROM THE ANTARCTIC FISH TREMATOMUS NEWNESI
• Keywords: HEMOGLOBIN, ROOT EFFECT, COOPERATIVITY, ANTARCTIC FISH, OXYGEN STORAGE/TRANSPORT COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2AA1	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	HEMOGLOBIN ALPHA-1 CHAIN	A	143	1102	3
2	Protein	HEMOGLOBIN BETA-C CHAIN	B	146	1147	0
3	Protein	HEMOGLOBIN ALPHA-1 CHAIN	C	143	1102	3
4	Protein	HEMOGLOBIN BETA-C CHAIN	D	146	1147	0
5	Ligand	HEMOGLOBIN ALPHA-1 CHAIN	A	1	0	43
6	Ligand	HEMOGLOBIN BETA-C CHAIN	B	1	0	43
7	Ligand	HEMOGLOBIN ALPHA-1 CHAIN	C	1	0	43
8	Ligand	HEMOGLOBIN BETA-C CHAIN	D	1	0	43
9	Water			369	0	369
total				951	4498	547

Proteins

Unit 1	ACE 0 SER 1 LEU 2 SER 3 ASP 4 LYS 5 ASP 6 LYS 7 ALA 8 ALA 9 VAL 10 ARG 11 ALA 12 LEU 13 TRP 14 SER 15 LYS 16 ILE 17 GLY 18 LYS 19 SER 20 SER 21 ASP 22 ALA 23 ILE 24 GLY 25 ASN 26 ASP 27 ALA 28 LEU 29 SER 30 ARG 31 MET 32 ILE 33 VAL 34 VAL 35 TYR 36 PRO 37 GLN 38 THR 39 LYS 40 ILE 41 TYR 42 PHE 43 SER 44 HIS 45 TRP 46 PRO 47 ASP 48 VAL 49 THR 50 PRO 51 GLY 52 SER 53 PRO 54 ASN 55 ILE 56 LYS 57 ALA 58 HIS 59 GLY 60 LYS 61 LYS 62 VAL 63 MET 64 GLY 65 GLY 66 ILE 67 ALA 68 LEU 69 ALA 70 VAL 71 SER 72 LYS 73 ILE 74 ASP 75 ASP 76 LEU 77 LYS 78 THR 79 GLY 80 LEU 81 MET 82 GLU 83 LEU 84 SER 85 GLU 86 GLN 87 HIS 88 ALA 89 TYR 90 LYS 91 LEU 92 ARG 93 VAL 94 ASP 95 PRO 96 SER 97 ASN 98 PHE 99 LYS 100 ILE 101 LEU 102 ASN 103 HIS 104 CYS 105 ILE 106 LEU 107 VAL 108 VAL 109 ILE 110 SER 111 THR 112 MET 113 PHE 114 PRO 115 LYS 116 GLU 117 PHE 118 THR 119 PRO 120 GLU 121 ALA 122 HIS 123 VAL 124 SER 125 LEU 126 ASP 127 LYS 128 PHE 129 LEU 130 SER 131 GLY 132 VAL 133 ALA 134 LEU 135 ALA 136 LEU 137 ALA 138 GLU 139 ARG 140 TYR 141 ARG 142
Unit 2	VAL 1 GLU 2 TRP 3 THR 4 ASP 5 PHE 6 GLU 7 ARG 8 ALA 9 THR 10 ILE 11 LYS 12 ASP 13 ILE 14 PHE 15 SER 16 LYS 17 LEU 18 GLU 19 TYR 20 ASP 21 VAL 22 VAL 23 GLY 24 PRO 25 ALA 26 THR 27 LEU 28 ALA 29 ARG 30 CYS 31 LEU 32 VAL 33 VAL 34 TYR 35 PRO 36 TRP 37 THR 38 GLN 39 ARG 40 TYR 41 PHE 42 GLY 43 LYS 44 PHE 45 GLY 46 ASN 47 LEU 48 TYR 49 ASN 50 ALA 51 ALA 52 ALA 53 ILE 54 ALA 55 GLN 56 ASN 57 ALA 58 MET 59 VAL 60 SER 61 LYS 62 HIS 63 GLY 64 THR 65 THR 66 ILE 67 LEU 68 ASN 69 GLY 70 LEU 71 ASP 72 ARG 73 ALA 74 VAL 75 LYS 76 ASN 77 MET 78 ASP 79 ASP 80 ILE 81 THR 82 ASN 83 THR 84 TYR 85 ALA 86 GLU 87 LEU 88 SER 89 VAL 90 LEU 91 HIS 92 SER 93 GLU 94 LYS 95 LEU 96 HIS 97 VAL 98 ASP 99 PRO 100 ASP 101 ASN 102 PHE 103 LYS 104 LEU 105 LEU 106 ALA 107 ASP 108 CYS 109 LEU 110 THR 111 ILE 112 VAL 113 VAL 114 ALA 115 ALA 116 ARG 117 PHE 118 GLY 119 SER 120 ALA 121 PHE 122 THR 123 GLY 124 GLU 125 VAL 126 GLN 127 ALA 128 ALA 129 PHE 130 GLN 131 LYS 132 PHE 133 MET 134 ALA 135 VAL 136 VAL 137 VAL 138 SER 139 SER 140 LEU 141 GLY 142 LYS 143 GLN 144 TYR 145 ARG 146
Unit 3	ACE 0 SER 1 LEU 2 SER 3 ASP 4 LYS 5 ASP 6 LYS 7 ALA 8 ALA 9 VAL 10 ARG 11 ALA 12 LEU 13 TRP 14 SER 15 LYS 16 ILE 17 GLY 18 LYS 19 SER 20 SER 21 ASP 22 ALA 23 ILE 24 GLY 25 ASN 26 ASP 27 ALA 28 LEU 29 SER 30 ARG 31 MET 32 ILE 33 VAL 34 VAL 35 TYR 36 PRO 37 GLN 38 THR 39 LYS 40 ILE 41 TYR 42 PHE 43 SER 44 HIS 45 TRP 46 PRO 47 ASP 48 VAL 49 THR 50 PRO 51 GLY 52 SER 53 PRO 54 ASN 55 ILE 56 LYS 57 ALA 58 HIS 59 GLY 60 LYS 61 LYS 62 VAL 63 MET 64 GLY 65 GLY 66 ILE 67 ALA 68 LEU 69 ALA 70 VAL 71 SER 72 LYS 73 ILE 74 ASP 75 ASP 76 LEU 77 LYS 78 THR 79 GLY 80 LEU 81 MET 82 GLU 83 LEU 84 SER 85 GLU 86 GLN 87 HIS 88 ALA 89 TYR 90 LYS 91 LEU 92 ARG 93 VAL 94 ASP 95 PRO 96 SER 97 ASN 98 PHE 99 LYS 100 ILE 101 LEU 102 ASN 103 HIS 104 CYS 105 ILE 106 LEU 107 VAL 108 VAL 109 ILE 110 SER 111 THR 112 MET 113 PHE 114 PRO 115 LYS 116 GLU 117 PHE 118 THR 119 PRO 120 GLU 121 ALA 122 HIS 123 VAL 124 SER 125 LEU 126 ASP 127 LYS 128 PHE 129 LEU 130 SER 131 GLY 132 VAL 133 ALA 134 LEU 135 ALA 136 LEU 137 ALA 138 GLU 139 ARG 140 TYR 141 ARG 142
Unit 4	VAL 1 GLU 2 TRP 3 THR 4 ASP 5 PHE 6 GLU 7 ARG 8 ALA 9 THR 10 ILE 11 LYS 12 ASP 13 ILE 14 PHE 15 SER 16 LYS 17 LEU 18 GLU 19 TYR 20 ASP 21 VAL 22 VAL 23 GLY 24 PRO 25 ALA 26 THR 27 LEU 28 ALA 29 ARG 30 CYS 31 LEU 32 VAL 33 VAL 34 TYR 35 PRO 36 TRP 37 THR 38 GLN 39 ARG 40 TYR 41 PHE 42 GLY 43 LYS 44 PHE 45 GLY 46 ASN 47 LEU 48 TYR 49 ASN 50 ALA 51 ALA 52 ALA 53 ILE 54 ALA 55 GLN 56 ASN 57 ALA 58 MET 59 VAL 60 SER 61 LYS 62 HIS 63 GLY 64 THR 65 THR 66 ILE 67 LEU 68 ASN 69 GLY 70 LEU 71 ASP 72 ARG 73 ALA 74 VAL 75 LYS 76 ASN 77 MET 78 ASP 79 ASP 80 ILE 81 THR 82 ASN 83 THR 84 TYR 85 ALA 86 GLU 87 LEU 88 SER 89 VAL 90 LEU 91 HIS 92 SER 93 GLU 94 LYS 95 LEU 96 HIS 97 VAL 98 ASP 99 PRO 100 ASP 101 ASN 102 PHE 103 LYS 104 LEU 105 LEU 106 ALA 107 ASP 108 CYS 109 LEU 110 THR 111 ILE 112 VAL 113 VAL 114 ALA 115 ALA 116 ARG 117 PHE 118 GLY 119 SER 120 ALA 121 PHE 122 THR 123 GLY 124 GLU 125 VAL 126 GLN 127 ALA 128 ALA 129 PHE 130 GLN 131 LYS 132 PHE 133 MET 134 ALA 135 VAL 136 VAL 137 VAL 138 SER 139 SER 140 LEU 141 GLY 142 LYS 143 GLN 144 TYR 145 ARG 146

Ligands

Unit 5	HEM 200
Unit 6	HEM 400
Unit 7	HEM 600
Unit 8	HEM 800