Interaction between DNA ligase 4 (3w1b_A) and Artemis-derived peptide (3w1b_B)
PDB and SCOP data
PDB ID: 3w1b (all binary interactions in this PDB entry)
Title: Crystal Structure of Human DNA ligase IV-Artemis Complex (Mercury Derivative)
Release date: 2013-04-03
Resolution: 2.4 Å
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Chain A: 3w1b_A
Title: DNA ligase 4
Source organism: Homo sapiens
Number of residues: 610 (21 missing in structure)
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Chain B: 3w1b_B
Title: Artemis-derived peptide
Number of residues: 11 (1 missing in structure)
Structural properties
Hetero-dimer interface properties
Buried interface area: 433.07 Å2
Number of inter-residue contacts at the interface: 33
Number of H-bonds: 2
Experimental structure
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Pairwise interaction
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Biological assembly
Heteromer, 1 protein, 1 peptide.
Interface structure modeling
Residues at the interaction interface
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Interface residues in 3w1b_A
No. Residue no. in structure Residue no. in sequence Residue name Buried ASA, Å2 Buried ASA, % 1 8 9 Q 5.3 7.6 % 2 10 11 V 2.8 100.0 % 3 13 14 H 32.2 38.3 % 4 14 15 V 26.1 100.0 % 5 15 16 P 11.1 17.8 % 6 18 19 D 39.7 59.8 % 7 21 22 S 11.5 25.1 % 8 22 23 T 9.4 60.2 % 9 25 26 R 22.6 21.1 % 10 41 42 E 7.5 9.2 % 11 42 43 F 32.1 98.1 % 12 45 46 S 55.5 85.2 % 13 46 47 W 15.1 99.4 % 14 48 49 K 21.4 30.6 % 15 49 50 F 76.2 99.9 % 16 52 53 A 35.8 49.2 % 17 53 54 L 28.7 67.3 %
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Interface residues in 3w1b_B
No. Residue no. in structure Residue no. in sequence Residue name Buried ASA, Å2 Buried ASA, % 1 486 2 V 23.5 13.5 % 2 487 3 P 62.1 63.8 % 3 488 4 Q 8.4 7.1 % 4 489 5 W 140.1 92.7 % 5 492 8 F 79.9 61.6 % 6 493 9 F 86.4 79.2 % 7 494 10 K 26.1 15.8 % 8 495 11 R 6.6 5.6 %
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. in chain B sequence | Residue in chain B | Contact area, Å2 | Contact type |
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1 | 8 | 9 | Q | 486 | 2 | V | 5.3 | |
2 | 10 | 11 | V | 489 | 5 | W | 2.8 | |
3 | 13 | 14 | H | 486 | 2 | V | 8.4 | |
4 | 13 | 14 | H | 487 | 3 | P | 2.4 | |
5 | 13 | 14 | H | 488 | 4 | Q | 5.5 | |
6 | 13 | 14 | H | 489 | 5 | W | 15.8 | |
7 | 14 | 15 | V | 489 | 5 | W | 26.1 | |
8 | 15 | 16 | P | 489 | 5 | W | 11.1 | |
9 | 18 | 19 | D | 489 | 5 | W | 13.7 | H-bond |
10 | 18 | 19 | D | 493 | 9 | F | 24.6 | |
11 | 18 | 19 | D | 494 | 10 | K | 1.4 | |
12 | 21 | 22 | S | 493 | 9 | F | 7.9 | |
13 | 21 | 22 | S | 494 | 10 | K | 3.6 | |
14 | 22 | 23 | T | 493 | 9 | F | 9.4 | |
15 | 25 | 26 | R | 493 | 9 | F | 1.5 | |
16 | 25 | 26 | R | 494 | 10 | K | 21.1 | |
17 | 41 | 42 | E | 493 | 9 | F | 7.5 | |
18 | 42 | 43 | F | 489 | 5 | W | 13.3 | |
19 | 42 | 43 | F | 493 | 9 | F | 18.8 | |
20 | 45 | 46 | S | 489 | 5 | W | 11.6 | |
21 | 45 | 46 | S | 492 | 8 | F | 20.7 | H-bond |
22 | 45 | 46 | S | 493 | 9 | F | 16.6 | |
23 | 45 | 46 | S | 495 | 11 | R | 6.6 | |
24 | 46 | 47 | W | 489 | 5 | W | 15.1 | |
25 | 48 | 49 | K | 492 | 8 | F | 21.4 | |
26 | 49 | 50 | F | 487 | 3 | P | 19.8 | |
27 | 49 | 50 | F | 488 | 4 | Q | 2.9 | |
28 | 49 | 50 | F | 489 | 5 | W | 30.5 | |
29 | 49 | 50 | F | 492 | 8 | F | 23.0 | |
30 | 52 | 53 | A | 487 | 3 | P | 21.0 | |
31 | 52 | 53 | A | 492 | 8 | F | 14.8 | |
32 | 53 | 54 | L | 486 | 2 | V | 9.8 | |
33 | 53 | 54 | L | 487 | 3 | P | 18.9 |
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: 3w1b_A; DNA ligase 4
Alignment data:
Expectation value = 4.02e-38, Score = 155 bits (390),
Identities = 27% (152/572), Positive = 46% (262/572), Gaps = 12% (69/572).
Interface alignment data:
Interface residues in alignment: 0% (0/17).
Identities = 0% (0/0), Positive = 0% (0/0), Gaps = 0% (0/0).
Query: 300 HGDV----YLTVKLLLPGVIK--TVYNLNDKQIVKLFSRIFNCNPD--DMARDLE----- 346
H DV Y ++L+LP + + Y + + + KL+ + N D D + L
3w1b_A: 58 HKDVTDSFYPAMRLILPQLERERMAYGIKETMLAKLYIELLNLPRDGKDALKLLNYRTPT 117
dssp: - -----HHHHHHH-HHH----------HHHHHHHHHHH-------HHHHHHH----
Query: 347 --QGDVSE--TIRVFFEQSKSFPPAAKSLLTIQEVDEFLLRLSK---LTKEDEQQQALQD 399
GD + I F + + K LTIQ+V++ L ++ ++D +++L
3w1b_A: 118 GTHGDAGDFAMIAYFVLKPRCL---QKGSLTIQQVNDLLDSIASNNSAKRKDLIKKSLLQ 174
dssp: -HHHHHHHHH----- -----EHHHHHHHHHHHHHHHH---HHHHHHHHHH
Query: 400 IASRCTANDLKCIIRLIKHDLKMNSGAKHVLDALDPNAYEAFKASRNLQDVVERVLHNAQ 459
+ ++ +A + K +IR+I DLK+ + + +A E + +L+ V R LH+
3w1b_A: 175 LITQSSALEQKWLIRMIIKDLKLGVSQQTIFSVFHNDAAELHNVTTDLEKVC-RQLHDPS 233
dssp: HHH---HHHHHHHHHHHH--------HHHHHHHH---HHHHHHH---HHHHH HH-----
Query: 460 EVEKEPGQRRALS-VQASLMTPVQPMLAEACKSVEYAMKKCPNGMFS-EIKYDGERVQVH 517
LS + +L + +PMLA A +E+ K + F E K DGER+Q+H
3w1b_A: 234 ---------VGLSDISITLFSAFKPMLA-AIADIEHIEKDMKHQSFYIETKLDGERMQMH 283
dssp: -----------------EE EE--HHHHHHH-----EEEEE----EEEEEE
Query: 518 KNGDHFSYFSRSLKPVLPHKVAH-----FKDYIPQAFPGGHSM-ILDSEVLLIDNKTGKP 571
K+GD + YFSR+ A +I AF + ILD E++ + T
3w1b_A: 284 KDGDVYKYFSRNGYNYTDQFGASPTEGSLTPFIHNAFKADIQICILDGEMMAYNPNTQTF 343
dssp: EE--EEEEEE----E-HHHH---------HHHHHHHE-----EEEEEEEEEEEE----EE
Query: 572 LPFGT-LGVHKKAAFQDANVCLFVFDCIYFNDVSLMDRPLCERRKFLHDNMVEIPNRIMF 630
+ GT + + D C VFD + N+ L L +R + L IP RI
3w1b_A: 344 MQKGTKFDIKRMVEDSDLQTCYCVFDVLMVNNKKLGHETLRKRYEILSSIFTPIPGRIEI 403
dssp: E-------HHHHHH----EEEEEEEEEEEE--EE-----HHHHHHHHHHHE--E---EEE
Query: 631 SEMKRVTKALDLADMITRVIQEGLEGLVLKDVKGTYEPGKR--HWLKVKKDYLNEGAMAD 688
+ + ++ D + I + EG+++K Y+P KR WLK+K +Y++ + D
3w1b_A: 404 VQKTQAHTKNEVIDALNEAIDKREEGIMVKQPLSIYKPDKRGEGWLKIKPEYVS--GLMD 461
dssp: --EEEE--HHHHHHHHHHHHH-----EEEE----------EEEEEEEE------ -HHH
Query: 689 TADLVVLGAFYGQGSKGGMMSIFLMGCYD---PGSQK--WCTVTKCAGGHDDATLARLQN 743
D++++G ++G+GS+GGMMS FL + PG + + T+++ G T+ L +
3w1b_A: 462 ELDILIVGGYWGKGSRGGMMSHFLCAVAEKPPPGEKPSVFHTLSRVGSG---CTMKELYD 518
dssp: -EEEEEEEEEE--HHHHH-EEEEEEEEE-----------EEEEEEEE-- ---HHHHH
Query: 744 -ELDMVKISK------DPSKIPSWLKVNKIYYPDFIVPDPKKAAVWEITGAEFSKSEAHT 796
L + K K PS I + ++Y +P + + +I AE S+ +
3w1b_A: 519 LGLKLAKYWKPFHRKAPPSSILCGTEKPEVYI------EPCNSVIVQIKAAEIVPSDMYK 572
dssp: HHHHHHHH-EE---------EE-------EE- -HHH--EEEEE--EEEE-----
Query: 797 ADGISIRFPRCTRIRDDKDWKSATNLPQLKEL 828
G ++RFPR +IRDDK+W L L++L
3w1b_A: 573 T-GCTLRFPRIEKIRDDKEWHECMTLDDLEQL 603
dssp: - -EEEE--EEEEE-----HHH--EHHHHHHH