HEADER RNA BINDING PROTEIN/RNA 18-JAN-18 6C6K TITLE STRUCTURAL BASIS FOR PREFERENTIAL RECOGNITION OF CAP 0 RNA BY A HUMAN TITLE 2 IFIT1-IFIT3 PROTEIN COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERFERON-INDUCED PROTEIN WITH TETRATRICOPEPTIDE REPEATS COMPND 3 1; COMPND 4 CHAIN: A, B; COMPND 5 SYNONYM: IFIT-1, INTERFERON-INDUCED 56 KDA PROTEIN,P56; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: INTERFERON-INDUCED PROTEIN WITH TETRATRICOPEPTIDE REPEATS COMPND 9 3; COMPND 10 CHAIN: C, D; COMPND 11 FRAGMENT: UNP RESIDUES 416-459; COMPND 12 SYNONYM: IFIT-3; COMPND 13 ENGINEERED: YES; COMPND 14 MOL_ID: 3; COMPND 15 MOLECULE: RNA (5'-R((M7G)*P*AP*UP*AP*GP*GP*CP*GP*GP*CP*G)-3'); COMPND 16 CHAIN: E, F; COMPND 17 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: IFIT1, G10P1, IFI56, IFNAI1, ISG56; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: IFIT3, CIG-49, IFI60, IFIT4, ISG60; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 MOL_ID: 3; SOURCE 16 SYNTHETIC: YES; SOURCE 17 ORGANISM_SCIENTIFIC: EQUINE ENCEPHALOSIS VIRUS; SOURCE 18 ORGANISM_TAXID: 201490 KEYWDS INNATE IMMUNITY, INTERFERON STIMULATED GENES, HOST DEFENSE, KEYWDS 2 ANTIVIRAL, SELF/NON-SELF RNA RECOGNITION, PATHOGEN ASSOCIATED KEYWDS 3 MOLECULAR PATTERNS, FLAVIVIRUS, RNA BINDING PROTEIN-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR G.K.AMARASINGHE,D.W.LEUNG,B.JOHNSON,W.XU REVDAT 4 06-MAR-24 6C6K 1 COMPND FORMUL LINK REVDAT 3 18-DEC-19 6C6K 1 REMARK REVDAT 2 20-FEB-19 6C6K 1 REMARK REVDAT 1 04-APR-18 6C6K 0 JRNL AUTH B.JOHNSON,L.A.VANBLARGAN,W.XU,J.P.WHITE,C.SHAN,P.Y.SHI, JRNL AUTH 2 R.ZHANG,J.ADHIKARI,M.L.GROSS,D.W.LEUNG,M.S.DIAMOND, JRNL AUTH 3 G.K.AMARASINGHE JRNL TITL HUMAN IFIT3 MODULATES IFIT1 RNA BINDING SPECIFICITY AND JRNL TITL 2 PROTEIN STABILITY. JRNL REF IMMUNITY V. 48 487 2018 JRNL REFN ISSN 1097-4180 JRNL PMID 29525521 JRNL DOI 10.1016/J.IMMUNI.2018.01.014 REMARK 2 REMARK 2 RESOLUTION. 2.54 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.54 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 84.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 85.6 REMARK 3 NUMBER OF REFLECTIONS : 37025 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.169 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1947 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 8125 REMARK 3 NUCLEIC ACID ATOMS : 496 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 323 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.56 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.04000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : -0.05000 REMARK 3 B12 (A**2) : -0.01000 REMARK 3 B13 (A**2) : 0.02000 REMARK 3 B23 (A**2) : 0.01000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 1.340 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.317 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.209 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.603 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 6C6K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JAN-18. REMARK 100 THE DEPOSITION ID IS D_1000232139. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-DEC-16 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97957 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41031 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.540 REMARK 200 RESOLUTION RANGE LOW (A) : 84.960 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.9 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.07600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 75.6 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.32600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.7.17 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.89 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: IMIDAZOLE, PEG20000, PH 6.4, VAPOR REMARK 280 DIFFUSION, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5770 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -72.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, E REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: C REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 0.05619 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 -80.48398 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23720 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -57.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, F REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: D REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 -0.05619 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 80.48398 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ASP A 9 REMARK 465 HIS A 10 REMARK 465 GLN A 85 REMARK 465 GLU A 86 REMARK 465 GLU A 87 REMARK 465 HIS A 88 REMARK 465 ASP A 89 REMARK 465 ASN A 90 REMARK 465 GLN A 91 REMARK 465 GLU B 86 REMARK 465 GLU B 87 REMARK 465 HIS B 88 REMARK 465 ASP B 89 REMARK 465 ASN B 90 REMARK 465 GLN B 91 REMARK 465 ALA B 92 REMARK 465 LYS B 129 REMARK 465 LEU B 130 REMARK 465 PHE B 472 REMARK 465 GLU B 473 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 NE2 GLN B 252 O HOH B 601 1.99 REMARK 500 NE2 GLN B 234 O HOH B 602 2.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OE2 GLU A 318 OG SER B 53 1455 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LYS A 129 72.41 -157.90 REMARK 500 ARG A 135 -73.91 -74.24 REMARK 500 TYR A 136 -39.98 -134.37 REMARK 500 SER A 250 113.47 -39.32 REMARK 500 GLN A 311 67.97 -118.08 REMARK 500 GLN A 412 119.84 -29.29 REMARK 500 ASP B 173 78.60 -115.46 REMARK 500 PRO B 174 0.62 -69.64 REMARK 500 GLU B 232 33.70 -91.52 REMARK 500 SER B 250 105.72 -37.41 REMARK 500 LYS B 309 26.06 46.27 REMARK 500 LYS B 372 71.59 -119.53 REMARK 500 GLN B 393 -62.60 -101.30 REMARK 500 GLN B 412 120.18 -170.78 REMARK 500 ASP D 449 75.18 -103.60 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG E 102 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 347 OD2 REMARK 620 2 A E 4 O3' 173.9 REMARK 620 3 G E 5 OP1 118.8 56.5 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 501 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU B 152 O REMARK 620 2 TYR B 159 OH 83.0 REMARK 620 3 A F 2 OP1 140.4 105.7 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG E 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG E 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG E 103 DBREF 6C6K A 9 473 UNP P09914 IFIT1_HUMAN 7 471 DBREF 6C6K B 9 473 UNP P09914 IFIT1_HUMAN 7 471 DBREF 6C6K C 417 460 UNP O14879 IFIT3_HUMAN 416 459 DBREF 6C6K D 417 460 UNP O14879 IFIT3_HUMAN 416 459 DBREF 6C6K E 1 11 PDB 6C6K 6C6K 1 11 DBREF 6C6K F 1 11 PDB 6C6K 6C6K 1 11 SEQRES 1 A 465 ASP HIS GLN VAL LYS ASP SER LEU GLU GLN LEU ARG CYS SEQRES 2 A 465 HIS PHE THR TRP GLU LEU SER ILE ASP ASP ASP GLU MET SEQRES 3 A 465 PRO ASP LEU GLU ASN ARG VAL LEU ASP GLN ILE GLU PHE SEQRES 4 A 465 LEU ASP THR LYS TYR SER VAL GLY ILE HIS ASN LEU LEU SEQRES 5 A 465 ALA TYR VAL LYS HIS LEU LYS GLY GLN ASN GLU GLU ALA SEQRES 6 A 465 LEU LYS SER LEU LYS GLU ALA GLU ASN LEU MET GLN GLU SEQRES 7 A 465 GLU HIS ASP ASN GLN ALA ASN VAL ARG SER LEU VAL THR SEQRES 8 A 465 TRP GLY ASN PHE ALA TRP MET TYR TYR HIS MET GLY ARG SEQRES 9 A 465 LEU ALA GLU ALA GLN THR TYR LEU ASP LYS VAL GLU ASN SEQRES 10 A 465 ILE CYS LYS LYS LEU SER ASN PRO PHE ARG TYR ARG MET SEQRES 11 A 465 GLU CYS PRO GLU ILE ASP CYS GLU GLU GLY TRP ALA LEU SEQRES 12 A 465 LEU LYS CYS GLY GLY LYS ASN TYR GLU ARG ALA LYS ALA SEQRES 13 A 465 CYS PHE GLU LYS VAL LEU GLU VAL ASP PRO GLU ASN PRO SEQRES 14 A 465 GLU SER SER ALA GLY TYR ALA ILE SER ALA TYR ARG LEU SEQRES 15 A 465 ASP GLY PHE LYS LEU ALA THR LYS ASN HIS LYS PRO PHE SEQRES 16 A 465 SER LEU LEU PRO LEU ARG GLN ALA VAL ARG LEU ASN PRO SEQRES 17 A 465 ASP ASN GLY TYR ILE LYS VAL LEU LEU ALA LEU LYS LEU SEQRES 18 A 465 GLN ASP GLU GLY GLN GLU ALA GLU GLY GLU LYS TYR ILE SEQRES 19 A 465 GLU GLU ALA LEU ALA ASN MET SER SER GLN THR TYR VAL SEQRES 20 A 465 PHE ARG TYR ALA ALA LYS PHE TYR ARG ARG LYS GLY SER SEQRES 21 A 465 VAL ASP LYS ALA LEU GLU LEU LEU LYS LYS ALA LEU GLN SEQRES 22 A 465 GLU THR PRO THR SER VAL LEU LEU HIS HIS GLN ILE GLY SEQRES 23 A 465 LEU CYS TYR LYS ALA GLN MET ILE GLN ILE LYS GLU ALA SEQRES 24 A 465 THR LYS GLY GLN PRO ARG GLY GLN ASN ARG GLU LYS LEU SEQRES 25 A 465 ASP LYS MET ILE ARG SER ALA ILE PHE HIS PHE GLU SER SEQRES 26 A 465 ALA VAL GLU LYS LYS PRO THR PHE GLU VAL ALA HIS LEU SEQRES 27 A 465 ASP LEU ALA ARG MET TYR ILE GLU ALA GLY ASN HIS ARG SEQRES 28 A 465 LYS ALA GLU GLU ASN PHE GLN LYS LEU LEU CYS MET LYS SEQRES 29 A 465 PRO VAL VAL GLU GLU THR MET GLN ASP ILE HIS PHE HIS SEQRES 30 A 465 TYR GLY ARG PHE GLN GLU PHE GLN LYS LYS SER ASP VAL SEQRES 31 A 465 ASN ALA ILE ILE HIS TYR LEU LYS ALA ILE LYS ILE GLU SEQRES 32 A 465 GLN ALA SER LEU THR ARG ASP LYS SER ILE ASN SER LEU SEQRES 33 A 465 LYS LYS LEU VAL LEU ARG LYS LEU ARG ARG LYS ALA LEU SEQRES 34 A 465 ASP LEU GLU SER LEU SER LEU LEU GLY PHE VAL TYR LYS SEQRES 35 A 465 LEU GLU GLY ASN MET ASN GLU ALA LEU GLU TYR TYR GLU SEQRES 36 A 465 ARG ALA LEU ARG LEU ALA ALA ASP PHE GLU SEQRES 1 B 465 ASP HIS GLN VAL LYS ASP SER LEU GLU GLN LEU ARG CYS SEQRES 2 B 465 HIS PHE THR TRP GLU LEU SER ILE ASP ASP ASP GLU MET SEQRES 3 B 465 PRO ASP LEU GLU ASN ARG VAL LEU ASP GLN ILE GLU PHE SEQRES 4 B 465 LEU ASP THR LYS TYR SER VAL GLY ILE HIS ASN LEU LEU SEQRES 5 B 465 ALA TYR VAL LYS HIS LEU LYS GLY GLN ASN GLU GLU ALA SEQRES 6 B 465 LEU LYS SER LEU LYS GLU ALA GLU ASN LEU MET GLN GLU SEQRES 7 B 465 GLU HIS ASP ASN GLN ALA ASN VAL ARG SER LEU VAL THR SEQRES 8 B 465 TRP GLY ASN PHE ALA TRP MET TYR TYR HIS MET GLY ARG SEQRES 9 B 465 LEU ALA GLU ALA GLN THR TYR LEU ASP LYS VAL GLU ASN SEQRES 10 B 465 ILE CYS LYS LYS LEU SER ASN PRO PHE ARG TYR ARG MET SEQRES 11 B 465 GLU CYS PRO GLU ILE ASP CYS GLU GLU GLY TRP ALA LEU SEQRES 12 B 465 LEU LYS CYS GLY GLY LYS ASN TYR GLU ARG ALA LYS ALA SEQRES 13 B 465 CYS PHE GLU LYS VAL LEU GLU VAL ASP PRO GLU ASN PRO SEQRES 14 B 465 GLU SER SER ALA GLY TYR ALA ILE SER ALA TYR ARG LEU SEQRES 15 B 465 ASP GLY PHE LYS LEU ALA THR LYS ASN HIS LYS PRO PHE SEQRES 16 B 465 SER LEU LEU PRO LEU ARG GLN ALA VAL ARG LEU ASN PRO SEQRES 17 B 465 ASP ASN GLY TYR ILE LYS VAL LEU LEU ALA LEU LYS LEU SEQRES 18 B 465 GLN ASP GLU GLY GLN GLU ALA GLU GLY GLU LYS TYR ILE SEQRES 19 B 465 GLU GLU ALA LEU ALA ASN MET SER SER GLN THR TYR VAL SEQRES 20 B 465 PHE ARG TYR ALA ALA LYS PHE TYR ARG ARG LYS GLY SER SEQRES 21 B 465 VAL ASP LYS ALA LEU GLU LEU LEU LYS LYS ALA LEU GLN SEQRES 22 B 465 GLU THR PRO THR SER VAL LEU LEU HIS HIS GLN ILE GLY SEQRES 23 B 465 LEU CYS TYR LYS ALA GLN MET ILE GLN ILE LYS GLU ALA SEQRES 24 B 465 THR LYS GLY GLN PRO ARG GLY GLN ASN ARG GLU LYS LEU SEQRES 25 B 465 ASP LYS MET ILE ARG SER ALA ILE PHE HIS PHE GLU SER SEQRES 26 B 465 ALA VAL GLU LYS LYS PRO THR PHE GLU VAL ALA HIS LEU SEQRES 27 B 465 ASP LEU ALA ARG MET TYR ILE GLU ALA GLY ASN HIS ARG SEQRES 28 B 465 LYS ALA GLU GLU ASN PHE GLN LYS LEU LEU CYS MET LYS SEQRES 29 B 465 PRO VAL VAL GLU GLU THR MET GLN ASP ILE HIS PHE HIS SEQRES 30 B 465 TYR GLY ARG PHE GLN GLU PHE GLN LYS LYS SER ASP VAL SEQRES 31 B 465 ASN ALA ILE ILE HIS TYR LEU LYS ALA ILE LYS ILE GLU SEQRES 32 B 465 GLN ALA SER LEU THR ARG ASP LYS SER ILE ASN SER LEU SEQRES 33 B 465 LYS LYS LEU VAL LEU ARG LYS LEU ARG ARG LYS ALA LEU SEQRES 34 B 465 ASP LEU GLU SER LEU SER LEU LEU GLY PHE VAL TYR LYS SEQRES 35 B 465 LEU GLU GLY ASN MET ASN GLU ALA LEU GLU TYR TYR GLU SEQRES 36 B 465 ARG ALA LEU ARG LEU ALA ALA ASP PHE GLU SEQRES 1 C 44 ASN TYR TRP TYR LEU GLN GLY LEU ILE HIS LYS GLN ASN SEQRES 2 C 44 GLY ASP LEU LEU GLN ALA ALA LYS CYS TYR GLU LYS GLU SEQRES 3 C 44 LEU GLY ARG LEU LEU ARG ASP ALA PRO SER GLY ILE GLY SEQRES 4 C 44 SER ILE PHE LEU SER SEQRES 1 D 44 ASN TYR TRP TYR LEU GLN GLY LEU ILE HIS LYS GLN ASN SEQRES 2 D 44 GLY ASP LEU LEU GLN ALA ALA LYS CYS TYR GLU LYS GLU SEQRES 3 D 44 LEU GLY ARG LEU LEU ARG ASP ALA PRO SER GLY ILE GLY SEQRES 4 D 44 SER ILE PHE LEU SER SEQRES 1 E 11 M7G A U A G G C G G C G SEQRES 1 F 11 M7G A U A G G C G G C G HET M7G E 1 29 HET M7G F 1 29 HET MG B 501 1 HET MG E 101 1 HET MG E 102 1 HET MG E 103 1 HETNAM M7G 7N-METHYL-8-HYDROGUANOSINE-5'-DIPHOSPHATE HETNAM MG MAGNESIUM ION FORMUL 5 M7G 2(C11 H18 N5 O11 P2 1+) FORMUL 7 MG 4(MG 2+) FORMUL 11 HOH *323(H2 O) HELIX 1 AA1 VAL A 12 GLU A 17 1 6 HELIX 2 AA2 CYS A 21 TRP A 25 5 5 HELIX 3 AA3 GLU A 33 LEU A 48 1 16 HELIX 4 AA4 SER A 53 GLY A 68 1 16 HELIX 5 AA5 GLN A 69 MET A 84 1 16 HELIX 6 AA6 ALA A 92 VAL A 94 5 3 HELIX 7 AA7 ARG A 95 GLY A 111 1 17 HELIX 8 AA8 ARG A 112 CYS A 127 1 16 HELIX 9 AA9 CYS A 140 CYS A 154 1 15 HELIX 10 AB1 GLY A 155 LYS A 157 5 3 HELIX 11 AB2 ASN A 158 ASP A 173 1 16 HELIX 12 AB3 ASN A 176 LYS A 194 1 19 HELIX 13 AB4 SER A 204 ASN A 215 1 12 HELIX 14 AB5 ASN A 218 GLU A 232 1 15 HELIX 15 AB6 GLN A 234 ASN A 248 1 15 HELIX 16 AB7 SER A 251 GLY A 267 1 17 HELIX 17 AB8 SER A 268 THR A 283 1 16 HELIX 18 AB9 SER A 286 THR A 308 1 23 HELIX 19 AC1 ARG A 313 LYS A 338 1 26 HELIX 20 AC2 PHE A 341 GLY A 356 1 16 HELIX 21 AC3 ASN A 357 LEU A 369 1 13 HELIX 22 AC4 VAL A 375 GLN A 393 1 19 HELIX 23 AC5 SER A 396 ILE A 410 1 15 HELIX 24 AC6 SER A 414 ARG A 433 1 20 HELIX 25 AC7 ASP A 438 GLU A 452 1 15 HELIX 26 AC8 ASN A 454 GLU A 473 1 20 HELIX 27 AC9 HIS B 10 GLU B 17 1 8 HELIX 28 AD1 CYS B 21 TRP B 25 5 5 HELIX 29 AD2 ASP B 30 ASP B 32 5 3 HELIX 30 AD3 GLU B 33 LEU B 48 1 16 HELIX 31 AD4 SER B 53 LYS B 67 1 15 HELIX 32 AD5 GLN B 69 MET B 84 1 16 HELIX 33 AD6 ARG B 95 MET B 110 1 16 HELIX 34 AD7 ARG B 112 CYS B 127 1 16 HELIX 35 AD8 CYS B 140 CYS B 154 1 15 HELIX 36 AD9 GLY B 155 LYS B 157 5 3 HELIX 37 AE1 ASN B 158 ASP B 173 1 16 HELIX 38 AE2 ASN B 176 LEU B 195 1 20 HELIX 39 AE3 SER B 204 ASN B 215 1 12 HELIX 40 AE4 ASN B 218 GLU B 232 1 15 HELIX 41 AE5 GLN B 234 ALA B 247 1 14 HELIX 42 AE6 SER B 251 GLY B 267 1 17 HELIX 43 AE7 SER B 268 THR B 283 1 16 HELIX 44 AE8 SER B 286 THR B 308 1 23 HELIX 45 AE9 ARG B 313 LYS B 338 1 26 HELIX 46 AF1 PHE B 341 ALA B 355 1 15 HELIX 47 AF2 ASN B 357 CYS B 370 1 14 HELIX 48 AF3 GLU B 376 GLN B 393 1 18 HELIX 49 AF4 SER B 396 ILE B 410 1 15 HELIX 50 AF5 SER B 414 LYS B 435 1 22 HELIX 51 AF6 ASP B 438 GLU B 452 1 15 HELIX 52 AF7 ASN B 454 ALA B 470 1 17 HELIX 53 AF8 TYR C 418 GLY C 430 1 13 HELIX 54 AF9 ASP C 431 LEU C 447 1 17 HELIX 55 AG1 GLY C 453 LEU C 459 1 7 HELIX 56 AG2 TYR D 418 GLY D 430 1 13 HELIX 57 AG3 ASP D 431 LEU D 447 1 17 HELIX 58 AG4 GLY D 453 LEU D 459 1 7 LINK O3B M7G E 1 P A E 2 1555 1555 1.52 LINK O1B M7G F 1 P A F 2 1555 1555 1.52 LINK OD2 ASP A 347 MG MG E 102 1555 1555 2.87 LINK O LEU B 152 MG MG B 501 1555 1555 2.96 LINK OH TYR B 159 MG MG B 501 1555 1555 2.58 LINK MG MG B 501 OP1 A F 2 1555 1555 2.31 LINK OP1 A E 2 MG MG E 101 1555 1555 2.72 LINK O3' A E 4 MG MG E 102 1555 1555 2.54 LINK OP1 G E 5 MG MG E 102 1555 1555 2.73 LINK OP2 G E 5 MG MG E 103 1555 1555 1.92 CISPEP 1 LYS A 129 LEU A 130 0 -1.81 SITE 1 AC1 6 LEU B 152 LYS B 153 GLY B 155 TYR B 159 SITE 2 AC1 6 M7G F 1 A F 2 SITE 1 AC2 6 ASP A 36 ARG A 40 VAL A 287 LYS A 338 SITE 2 AC2 6 A E 2 U E 3 SITE 1 AC3 4 VAL A 343 ASP A 347 A E 4 G E 5 SITE 1 AC4 3 ARG A 264 A E 4 G E 5 CRYST1 51.957 80.484 88.054 79.82 78.81 90.04 P 1 2 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.019247 0.000015 -0.003873 0.00000 SCALE2 0.000000 0.012425 -0.002278 0.00000 SCALE3 0.000000 0.000000 0.011770 0.00000