1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 Selenko, P. Gregorovic, G. Sprangers, R. Stier, G. Rhani, Z. Kramer, A. Sattler, M. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking US Mol.Cell MOCEFL 2168 1097-2765 11 965 976 10.1016/S1097-2765(03)00115-1 12718882 Structural Basis for the molecular recognition between human splicing factors U2AF65 and SF1/mBBP 2003 10.2210/pdb1o0p/pdb pdb_00001o0p 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 SINGLE WAVELENGTH M 1 1.0 11976.615 Splicing factor U2AF 65 kDa subunit C-terminal RRM domain 1 man polymer 1691.936 Splicing Factor SF1 N-terminal peptide 1 syn polymer U2 auxiliary factor 65 kDa subunit, U2 snRNP auxiliary factor large subunit, hU2AF(65) no no GHPTEVLCLMNMVLPEELLDDEEYEEIVEDVRDECSKYGLVKSIEIPRPVDGVEVPGCGKIFVEFTSVFDCQKAMQGLTG RKFANRVVVTKYCDPDSYHRRDFW GHPTEVLCLMNMVLPEELLDDEEYEEIVEDVRDECSKYGLVKSIEIPRPVDGVEVPGCGKIFVEFTSVFDCQKAMQGLTG RKFANRVVVTKYCDPDSYHRRDFW A polypeptide(L) no no PSKKRKRSRWNQD PSKKRKRSRWNQD B polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n human Homo Escherichia Escherichia coli sample 9606 Homo sapiens 469008 Escherichia coli BL21(DE3) BL21 DE3 PLASMID modified pET24d database_2 pdbx_struct_assembly pdbx_struct_oper_list repository Initial release Version format compliance Version format compliance Database references Derived calculations 1 0 2003-05-06 1 1 2008-04-29 1 2 2011-07-13 1 3 2022-02-23 _database_2.pdbx_DOI _database_2.pdbx_database_accession RCSB Y RCSB 2003-02-24 REL THE PEPTIDE WAS CHEMICALLY SYNTHESIZED AND DERIVED FROM THE N-TERMINUS OF SF1. THE SEQUENCE OF THE PEPTIDE IS NATURALLY FOUND IN HOMO SAPIENS (HUMAN). sample structures with the least restraint violations,structures with the lowest energy 100 10 3D_13C-separated_NOESY 3D_15N-separated_NOESY 3D_13C/15N-edited/filtered_NOESY 50mM salt 6.4 ambient 295 K THE EXPERIMENTALLY DETERMINED DISTANCE (3232 NOEs, INCLUDING 258 FOR THE SF1 PEPTIDE, 64 INTERMOLECULAR, AND 2*35 FOR HYDROGEN BONDS) AND DIHEDRAL ANGLE RESTRAINTS (99) WERE APPLIED IN A MIXED TORSION AND CARTESIAN ANGLE DYNAMICS/SIMULATED ANNEALING PROTOCOL. STRUCTURAL QUALITY WAS ASSESED WITH PROCHECK. Restrained molecular dynamics using CNS and ARIA for ambiguous distance restraints 1 lowest energy 1mM 15N,13C U2AF65-RRM3 + 1mM unlabeled SF1_10-25, 30mM phosphate buffer, 20mM NaCL, 3mM DTT 90% H2O/10% D2O 1mM 15N,13C U2AF65-RRM3 + 1mM unlabeled SF1_10-25, 30mM phosphate buffer, 20mM NaCL, 3mM DTT 100% D2O DELAGIO processing NMRPipe 2.1 BARTELS data analysis XEASY NILGES structure solution ARIA 1.2 BRUNGER structure solution CNS 1.1 BRUNGER refinement CNS 1.1 600 Bruker DRX 500 Bruker DRX 800 Bruker DRX GLY 372 n 1 GLY 372 A HIS 373 n 2 HIS 373 A PRO 374 n 3 PRO 374 A THR 375 n 4 THR 375 A GLU 376 n 5 GLU 376 A VAL 377 n 6 VAL 377 A LEU 378 n 7 LEU 378 A CYS 379 n 8 CYS 379 A LEU 380 n 9 LEU 380 A MET 381 n 10 MET 381 A ASN 382 n 11 ASN 382 A MET 383 n 12 MET 383 A VAL 384 n 13 VAL 384 A LEU 385 n 14 LEU 385 A PRO 386 n 15 PRO 386 A GLU 387 n 16 GLU 387 A GLU 388 n 17 GLU 388 A LEU 389 n 18 LEU 389 A LEU 390 n 19 LEU 390 A ASP 391 n 20 ASP 391 A ASP 392 n 21 ASP 392 A GLU 393 n 22 GLU 393 A GLU 394 n 23 GLU 394 A TYR 395 n 24 TYR 395 A GLU 396 n 25 GLU 396 A GLU 397 n 26 GLU 397 A ILE 398 n 27 ILE 398 A VAL 399 n 28 VAL 399 A GLU 400 n 29 GLU 400 A ASP 401 n 30 ASP 401 A VAL 402 n 31 VAL 402 A ARG 403 n 32 ARG 403 A ASP 404 n 33 ASP 404 A GLU 405 n 34 GLU 405 A CYS 406 n 35 CYS 406 A SER 407 n 36 SER 407 A LYS 408 n 37 LYS 408 A TYR 409 n 38 TYR 409 A GLY 410 n 39 GLY 410 A LEU 411 n 40 LEU 411 A VAL 412 n 41 VAL 412 A LYS 413 n 42 LYS 413 A SER 414 n 43 SER 414 A ILE 415 n 44 ILE 415 A GLU 416 n 45 GLU 416 A ILE 417 n 46 ILE 417 A PRO 418 n 47 PRO 418 A ARG 419 n 48 ARG 419 A PRO 420 n 49 PRO 420 A VAL 421 n 50 VAL 421 A ASP 422 n 51 ASP 422 A GLY 423 n 52 GLY 423 A VAL 424 n 53 VAL 424 A GLU 425 n 54 GLU 425 A VAL 426 n 55 VAL 426 A PRO 427 n 56 PRO 427 A GLY 428 n 57 GLY 428 A CYS 429 n 58 CYS 429 A GLY 430 n 59 GLY 430 A LYS 431 n 60 LYS 431 A ILE 432 n 61 ILE 432 A PHE 433 n 62 PHE 433 A VAL 434 n 63 VAL 434 A GLU 435 n 64 GLU 435 A PHE 436 n 65 PHE 436 A THR 437 n 66 THR 437 A SER 438 n 67 SER 438 A VAL 439 n 68 VAL 439 A PHE 440 n 69 PHE 440 A ASP 441 n 70 ASP 441 A CYS 442 n 71 CYS 442 A GLN 443 n 72 GLN 443 A LYS 444 n 73 LYS 444 A ALA 445 n 74 ALA 445 A MET 446 n 75 MET 446 A GLN 447 n 76 GLN 447 A GLY 448 n 77 GLY 448 A LEU 449 n 78 LEU 449 A THR 450 n 79 THR 450 A GLY 451 n 80 GLY 451 A ARG 452 n 81 ARG 452 A LYS 453 n 82 LYS 453 A PHE 454 n 83 PHE 454 A ALA 455 n 84 ALA 455 A ASN 456 n 85 ASN 456 A ARG 457 n 86 ARG 457 A VAL 458 n 87 VAL 458 A VAL 459 n 88 VAL 459 A VAL 460 n 89 VAL 460 A THR 461 n 90 THR 461 A LYS 462 n 91 LYS 462 A TYR 463 n 92 TYR 463 A CYS 464 n 93 CYS 464 A ASP 465 n 94 ASP 465 A PRO 466 n 95 PRO 466 A ASP 467 n 96 ASP 467 A SER 468 n 97 SER 468 A TYR 469 n 98 TYR 469 A HIS 470 n 99 HIS 470 A ARG 471 n 100 ARG 471 A ARG 472 n 101 ARG 472 A ASP 473 n 102 ASP 473 A PHE 474 n 103 PHE 474 A TRP 475 n 104 TRP 475 A PRO 13 n 1 PRO 13 B SER 14 n 2 SER 14 B LYS 15 n 3 LYS 15 B LYS 16 n 4 LYS 16 B ARG 17 n 5 ARG 17 B LYS 18 n 6 LYS 18 B ARG 19 n 7 ARG 19 B SER 20 n 8 SER 20 B ARG 21 n 9 ARG 21 B TRP 22 n 10 TRP 22 B ASN 23 n 11 ASN 23 B GLN 24 n 12 GLN 24 B ASP 25 n 13 ASP 25 B author_defined_assembly 2 dimeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A N SER 414 A N SER 43 A O GLU 435 A O GLU 64 A O VAL 434 A O VAL 63 A N LEU 378 A N LEU 7 A N MET 381 A N MET 10 A O VAL 460 A O VAL 89 1 A HIS 373 -172.47 122.05 1 A THR 375 -120.79 -72.62 1 A GLU 376 -177.75 -38.02 1 A LEU 389 -85.30 34.05 1 A PRO 427 -47.63 92.12 1 A ARG 452 -75.53 -141.48 1 A ALA 455 -162.62 -52.11 1 A ASN 456 -163.64 13.68 1 A ASP 467 -64.63 -77.52 1 A PHE 474 -89.61 -79.35 1 B SER 14 59.51 -173.50 1 B LYS 15 -161.29 -35.95 1 B LYS 16 -135.24 -51.68 1 B SER 20 -147.12 49.89 1 B TRP 22 53.82 87.48 1 B GLN 24 -167.59 -44.85 2 A HIS 373 -176.69 109.59 2 A THR 375 -141.13 -67.94 2 A GLU 376 -173.09 -47.24 2 A ASP 422 56.67 19.65 2 A PRO 427 -94.28 38.01 2 A ALA 455 -152.25 -46.19 2 A ASN 456 -162.39 13.79 2 A ASP 467 -64.54 -71.74 2 A PHE 474 -63.91 -75.92 2 B LYS 15 -141.41 55.99 2 B ARG 17 56.84 86.29 2 B LYS 18 -163.18 -48.04 2 B SER 20 -102.30 56.63 2 B ARG 21 59.91 -175.48 2 B ASN 23 -64.98 -79.54 2 B GLN 24 64.41 127.24 3 A HIS 373 65.16 90.04 3 A THR 375 -108.22 -69.53 3 A GLU 376 -176.39 -45.62 3 A MET 383 -167.35 -28.81 3 A LEU 389 -86.22 38.22 3 A VAL 421 -68.65 96.18 3 A GLU 425 -81.13 35.67 3 A PRO 427 -66.09 79.59 3 A ARG 452 -77.85 -160.56 3 A ALA 455 -166.18 -41.08 3 A ASN 456 -167.31 26.76 3 A ASP 467 -59.93 -73.70 3 B SER 14 -70.58 -164.70 3 B LYS 15 -102.42 -73.16 3 B LYS 16 -156.92 -37.44 3 B GLN 24 65.61 132.13 4 A HIS 373 -172.91 134.50 4 A THR 375 -120.50 -69.86 4 A GLU 376 -174.53 -43.07 4 A MET 383 -140.36 -3.05 4 A LEU 389 -84.99 40.90 4 A SER 407 -90.18 32.20 4 A GLU 425 -82.78 36.20 4 A PRO 427 -63.19 84.01 4 A ARG 452 -121.50 -119.49 4 A LYS 453 178.58 97.42 4 A ALA 455 77.46 -27.13 4 A ASN 456 -178.42 -41.19 4 A ASP 467 -59.70 -80.11 4 B LYS 16 -159.55 -8.51 4 B ARG 21 -98.25 33.58 4 B ASN 23 -72.73 -158.76 4 B GLN 24 72.64 -22.54 5 A HIS 373 -176.58 99.71 5 A THR 375 -114.09 -73.60 5 A GLU 376 -175.49 -42.31 5 A MET 383 -166.31 15.70 5 A VAL 421 -65.74 92.09 5 A ASP 422 57.77 17.51 5 A VAL 424 -101.09 -80.92 5 A VAL 426 -116.62 73.62 5 A ALA 455 -167.35 -51.08 5 A ASN 456 -162.37 31.82 5 A LYS 462 -119.09 -164.56 5 A ASP 467 -58.42 -77.23 5 A PHE 474 -93.96 -74.72 5 B ARG 17 54.68 -162.02 5 B LYS 18 62.52 -86.80 5 B SER 20 59.23 -178.16 5 B ARG 21 60.35 103.34 5 B TRP 22 56.88 85.66 5 B GLN 24 65.25 125.91 6 A HIS 373 -168.78 118.77 6 A THR 375 -136.60 -71.35 6 A GLU 376 -175.27 -43.98 6 A ASN 382 60.97 62.18 6 A MET 383 -167.08 16.80 6 A LEU 389 -85.50 38.10 6 A SER 407 -90.21 32.58 6 A VAL 421 -61.76 95.15 6 A VAL 424 -96.82 -77.53 6 A PRO 427 -94.12 51.84 6 A ALA 455 -158.69 -61.88 6 A ASN 456 -158.93 17.28 6 B LYS 16 -152.74 -16.53 6 B LYS 18 66.41 138.62 6 B ARG 21 64.81 120.13 6 B GLN 24 -175.45 80.68 7 A PRO 374 -37.70 111.07 7 A MET 383 -144.88 11.30 7 A LEU 389 -86.00 40.86 7 A PRO 420 -49.67 109.60 7 A ASP 422 57.35 19.27 7 A VAL 424 -101.63 -66.60 7 A VAL 426 36.63 101.33 7 A PRO 427 -68.73 22.43 7 A CYS 429 -48.77 159.85 7 A THR 450 -62.33 -70.58 7 A LYS 453 -38.25 99.65 7 A ALA 455 -142.18 -55.47 7 A ASN 456 -172.75 39.81 7 A VAL 458 -48.43 97.55 7 A ASP 467 -63.35 -79.71 7 A PHE 474 -108.74 -60.77 7 B LYS 15 -155.35 59.65 7 B TRP 22 63.24 110.09 7 B ASN 23 38.18 88.68 8 A HIS 373 -170.62 120.26 8 A THR 375 -119.68 -72.12 8 A GLU 376 -175.32 -43.91 8 A LEU 389 -82.82 40.63 8 A VAL 421 -69.10 97.21 8 A GLU 425 -79.63 35.03 8 A PRO 427 -65.82 79.27 8 A ARG 452 -118.95 -165.04 8 A ALA 455 -165.25 -45.97 8 A ASN 456 -173.12 33.73 8 A ARG 472 76.53 -48.83 8 A PHE 474 -122.65 -71.75 8 B SER 14 -108.56 -61.29 8 B LYS 16 -137.57 -54.21 8 B ARG 17 -150.99 11.37 8 B SER 20 -76.53 -155.90 8 B ARG 21 65.91 150.94 8 B TRP 22 61.42 89.40 8 B ASN 23 62.13 126.99 9 A GLU 376 -175.90 -46.05 9 A MET 383 -142.33 -25.72 9 A SER 407 -90.07 30.89 9 A PRO 420 -48.45 166.21 9 A GLU 425 -67.45 -125.84 9 A PRO 427 -94.55 34.83 9 A CYS 429 -56.24 178.42 9 A ARG 452 -71.28 -159.86 9 A ALA 455 -168.96 -38.52 9 A ASN 456 -161.17 23.05 9 A ASP 467 -64.24 -71.48 9 A PHE 474 -102.12 -76.48 9 B LYS 15 -76.08 -72.23 9 B LYS 16 -129.80 -50.76 9 B TRP 22 -143.45 46.10 9 B ASN 23 -72.29 -164.04 9 B GLN 24 -175.04 -37.35 10 A HIS 373 -173.66 122.87 10 A GLU 376 -174.53 -44.15 10 A MET 383 -150.81 26.46 10 A VAL 384 -151.22 -69.47 10 A LEU 385 72.47 142.68 10 A LEU 389 -86.77 31.86 10 A PRO 420 -28.33 95.18 10 A GLU 425 1.53 84.69 10 A VAL 426 -151.44 -62.24 10 A PRO 427 -64.66 83.31 10 A ARG 452 -77.78 -130.60 10 A LYS 453 -169.18 117.41 10 A ALA 455 -164.65 -41.95 10 A ASN 456 -160.82 14.02 10 A ASP 467 -64.22 -73.97 10 B LYS 15 -162.33 -47.38 10 B LYS 16 -144.43 -54.86 10 B TRP 22 -140.86 49.66 10 B ASN 23 -68.06 91.82 10 B GLN 24 -168.56 114.45 Solution Structure of the third RNA Recognition Motif (RRM) of U2AF65 in complex with an N-terminal SF1 peptide 1 N N 2 N N A ASP 391 A ASP 20 HELX_P A SER 407 A SER 36 1 1 17 A SER 438 A SER 67 HELX_P A THR 450 A THR 79 1 2 13 A ASP 465 A ASP 94 HELX_P A ARG 472 A ARG 101 1 3 8 RNA BINDING PROTEIN NON-CANONICAL RNA RECOGNITION MOTIF, 4-STRANDED ANTI-PARALLEL BETA-SHEET, 2 ALPHA HELICES additionally extended by a third helix C, RNA BINDING PROTEIN U2AF2_HUMAN UNP 1 372 P26368 GHPTEVLCLMNMVLPEELLDDEEYEEIVEDVRDECSKYGLVKSIEIPRPVDGVEVPGCGKIFVEFTSVFDCQKAMQGLTG RKFANRVVVTKYCDPDSYHRRDFW CAA03883 GB 2 13 2463198 PSKKRKRSRWNQD 372 475 1O0P 372 475 P26368 A 1 1 104 13 25 1O0P 13 25 2463198 B 2 1 13 4 anti-parallel anti-parallel anti-parallel A VAL 412 A VAL 41 A GLU 416 A GLU 45 A LYS 431 A LYS 60 A PHE 436 A PHE 65 A VAL 377 A VAL 6 A MET 381 A MET 10 A VAL 460 A VAL 89 A CYS 464 A CYS 93