Interaction between Poly [ADP-ribose] polymerase 1 (3odc_B) and Nucleic acid (3odc_E_F)
PDB and SCOP data
PDB ID: 3odc (all binary interactions in this PDB entry)
Title: Human PARP-1 zinc finger 2 (Zn2) bound to DNA
Release date: 2011-01-12
Resolution: 2.8 Å
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Chain A: 3odc_B
Title: Poly [ADP-ribose] polymerase 1
Source organism: Homo sapiens
Number of residues: 111 (11 missing in structure)
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Chain B: 3odc_E_F
Title: Nucleic acid
Number of residues: 16
Note: Residues of nucleic acid domain are renumbered to avoid repeating the same residue numbers from different PDB chains.
Structural properties
Hetero-dimer interface properties
Buried interface area: 482.44 Å2
Number of inter-residue contacts at the interface: 33
Number of H-bonds: 5
Experimental structure
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Pairwise interaction
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Biological assembly
Homomer, 1 protein, 1 nucleic acid.
Interface structure modeling
Residues at the interaction interface
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Interface residues in 3odc_B
No. Residue no. in structure Residue no. in sequence Residue name Buried ASA, Å2 Buried ASA, % 1 116 13 E 0.1 0.3 % 2 118 15 A <0.1 0.1 % 3 119 16 K 47.2 29.3 % 4 120 17 S 28.7 79.3 % 5 121 18 N 16.7 20.4 % 6 122 19 R 113.1 70.1 % 7 123 20 S 25.5 100.0 % 8 124 21 T 14.2 50.7 % 9 126 23 K 26.5 31.0 % 10 134 31 K 22.7 15.7 % 11 138 35 R 19.7 99.8 % 12 148 45 K 22.2 24.1 % 13 150 47 Q 30.1 22.1 % 14 151 48 L 47.1 55.6 % 15 154 51 I 34.7 59.0 % 16 155 52 D 10.5 22.5 % 17 156 53 R <0.1 0.0 % 18 157 54 W 23.3 69.3 %
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Interface residues in 3odc_E_F
No. Residue no. in structure PDB residue no. Residue name Buried ASA, Å2 Buried ASA, % 1 5 5:E1 G 12.8 7.5 % 2 6 6:E1 A 69.9 38.6 % 3 7 7:E1 C 92.0 60.9 % 4 8 8:E1 G 151.4 52.1 % 5 9 1:F1 C 59.2 29.4 % 6 10 2:F1 G 0.7 0.4 % 7 12 4:F1 C 8.2 4.8 % 8 13 5:F1 T 28.3 14.4 % 9 14 6:F1 G 40.6 23.0 % 10 15 7:F1 G 19.3 10.6 %
Inter-residue contacts at the interaction interface
No. | Residue no. in chain A structure | Residue no. in chain A sequence | Residue in chain A | Residue no. in chain B structure | Residue no. of chain B in PDB | Residue in chain B | Contact area, Å2 | Contact type |
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1 | 116 | 13 | E | 7 | 7:E1 | C | 0.1 | |
2 | 118 | 15 | A | 7 | 7:E1 | C | <0.1 | |
3 | 119 | 16 | K | 6 | 6:E1 | A | 36.8 | |
4 | 119 | 16 | K | 7 | 7:E1 | C | 10.3 | |
5 | 120 | 17 | S | 6 | 6:E1 | A | 13.2 | H-bond |
6 | 120 | 17 | S | 7 | 7:E1 | C | 14.7 | H-bond |
7 | 120 | 17 | S | 14 | 6:F1 | G | 0.8 | |
8 | 121 | 18 | N | 14 | 6:F1 | G | 16.7 | |
9 | 122 | 19 | R | 5 | 5:E1 | G | 12.8 | |
10 | 122 | 19 | R | 6 | 6:E1 | A | 19.9 | |
11 | 122 | 19 | R | 7 | 7:E1 | C | 21.5 | |
12 | 122 | 19 | R | 8 | 8:E1 | G | 2.8 | |
13 | 122 | 19 | R | 12 | 4:F1 | C | 8.2 | H-bond |
14 | 122 | 19 | R | 13 | 5:F1 | T | 28.3 | |
15 | 122 | 19 | R | 14 | 6:F1 | G | 19.7 | |
16 | 123 | 20 | S | 7 | 7:E1 | C | 17.4 | |
17 | 123 | 20 | S | 8 | 8:E1 | G | 8.0 | |
18 | 124 | 21 | T | 8 | 8:E1 | G | 14.2 | H-bond |
19 | 126 | 23 | K | 8 | 8:E1 | G | 26.5 | |
20 | 134 | 31 | K | 14 | 6:F1 | G | 3.4 | |
21 | 134 | 31 | K | 15 | 7:F1 | G | 19.3 | |
22 | 138 | 35 | R | 7 | 7:E1 | C | 19.7 | H-bond |
23 | 148 | 45 | K | 8 | 8:E1 | G | 16.6 | |
24 | 148 | 45 | K | 9 | 1:F1 | C | 4.9 | |
25 | 148 | 45 | K | 10 | 2:F1 | G | 0.7 | |
26 | 150 | 47 | Q | 9 | 1:F1 | C | 30.1 | |
27 | 151 | 48 | L | 8 | 8:E1 | G | 23.0 | |
28 | 151 | 48 | L | 9 | 1:F1 | C | 24.2 | |
29 | 154 | 51 | I | 8 | 8:E1 | G | 34.7 | |
30 | 155 | 52 | D | 8 | 8:E1 | G | 10.5 | |
31 | 156 | 53 | R | 8 | 8:E1 | G | <0.1 | |
32 | 157 | 54 | W | 7 | 7:E1 | C | 8.3 | |
33 | 157 | 54 | W | 8 | 8:E1 | G | 15.1 |
Sequence alignments
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Query protein: sp|P49916|DNLI3_HUMAN DNA ligase 3 OS=Homo sapiens GN=LIG3 PE=1 SV=2
Result domain: 3odc_B; Poly [ADP-ribose] polymerase 1
Alignment data:
Expectation value = 2.03e-4, Score = 45 bits (104),
Identities = 28% (27/96), Positive = 47% (45/96), Gaps = 2% (2/96).
Interface alignment data:
Interface residues in alignment: 100% (18/18).
Identities = 33% (6/18), Positive = 50% (9/18), Gaps = 0% (0/18).
Query: 93 FCVDYAKRGTAGCKKCKEKIVKGVCRIGKVVPNPFSESGGDMKEWYHIKCMFEKLERARA 152
F +YAK + CK C EKI KG R+ K + +P G + WYH C + R
3odc_B: 10 FAAEYAKSNRSTCKGCMEKIEKGQVRLSKKMVDPEKPQLGMIDRWYHPGCFVKN--REEL 67
dssp: EEEEE------E------E-----EEEEEEE-----HHH--EEEEE-HHHHHH- ----
Query: 153 TTKKIEDLTELEGWEELEDNEKEQITQHIADLSSKA 188
+ ++L+G+ L +KE + + + + S+
3odc_B: 68 GFRPEYSASQLKGFSLLATEDKEALKKQLPGVKSEG 103
dssp: -------HHH-E-HHH--HHHHHHHHHH-----