HEADER RNA BINDING PROTEIN/RNA 08-JUN-15 2N3O TITLE STRUCTURE OF PTB RRM1(41-163) BOUND TO AN RNA STEMLOOP CONTAINING A TITLE 2 STRUCTURED LOOP DERIVED FROM VIRAL INTERNAL RIBOSOMAL ENTRY SITE RNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: POLYPYRIMIDINE TRACT-BINDING PROTEIN 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 41-163; COMPND 5 SYNONYM: PTB, 57 KDA RNA-BINDING PROTEIN PPTB-1, HETEROGENEOUS COMPND 6 NUCLEAR RIBONUCLEOPROTEIN I, HNRNP I; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: RNA (5'- COMPND 10 R(*GP*GP*GP*AP*CP*CP*UP*GP*GP*UP*CP*UP*UP*UP*CP*CP*AP*GP*GP*UP*CP*CP* COMPND 11 C)-3'); COMPND 12 CHAIN: B; COMPND 13 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: PTB, PTBP1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PTYB11; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630 KEYWDS POLYPYIRIMINE TRACT BINDING PROTEIN, IRES, PTB, C-TERMINAL HELIX KEYWDS 2 FORMATION, RNA BINDING PROTEIN-RNA COMPLEX EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR C.MARIS,S.F.JAYNE,F.F.DAMBERGER,S.RAVINDRANATHAN,F.H.-T.ALLAIN REVDAT 1 10-AUG-16 2N3O 0 JRNL AUTH C.MARIS,S.F.JAYNE,F.F.DAMBERGER,S.RAVINDRANATHAN, JRNL AUTH 2 F.H.-T.ALLAIN JRNL TITL C-TERMINAL HELIX FOLDING UPON PYRIMIDINE-RICH HAIRPIN JRNL TITL 2 BINDING TO PTB RRM1. IMPLICATIONS FOR PTB FUNCTION IN JRNL TITL 3 ENCEPHALOMYOCARDITIS VIRUS IRES ACTIVITY. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER 12 REMARK 3 AUTHORS : CASE, DARDEN, CHEATHAM, III, SIMMERLING, WANG, REMARK 3 DUKE, LUO, ... AND KOLLMAN REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 250 CONFORMERS WERE CALCULATED WITH REMARK 3 CYANA USING THE DEPOSITED UPL AND ACO CONSTRAINT FILES. THE 50 REMARK 3 CONFORMERS WITH THE LOWEST CYANA TARGET FUNCTION WERE SELECTED REMARK 3 FOR REFINEMENT WITH AMBER. 50 CYANA CONFORMERS WERE REFINED WITH REMARK 3 AMBER USING CONSTRAINTS DEFINED IN THE DEPOSITED RST FILE. THE REMARK 3 REFINED CONFORMERS WERE THEN SORTED BY AMBER ENERGY. THE BEST 30 REMARK 3 WERE PRESELECTED AND FROM THESE 30 THE 20 CONFORMERS WITH LOWEST REMARK 3 VIOLATION ENERGY WERE SORTED AND DEPOSITED. REMARK 4 REMARK 4 2N3O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JUN-15. REMARK 100 THE RCSB ID CODE IS RCSB104381. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 313; 298; 278; 303 REMARK 210 PH : 6.5; 6.5; 6.5; 6.5 REMARK 210 IONIC STRENGTH : 0.020; 0.020; 0.020; 0.020 REMARK 210 PRESSURE : AMBIENT; AMBIENT; AMBIENT; REMARK 210 AMBIENT REMARK 210 SAMPLE CONTENTS : 1 MM [U-99% 15N] PTBRRM1, 1 MM REMARK 210 RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 90% H2O/10% REMARK 210 D2O; 1 MM [U-99% 13C; U-99% 15N] PTBRRM1, 1 MM RNA, 10 MM SODIUM REMARK 210 PHOSPHATE, 20 MM SODIUM CHLORIDE, 90% H2O/10% D2O; 1 MM [U-99% REMARK 210 15N] PTBRRM1, 1 MM [U-99% 13C; U-99% 15N] RNA, 10 MM SODIUM REMARK 210 PHOSPHATE, 20 MM SODIUM CHLORIDE, 100% D2O; 1 MM [U-99% 15N] REMARK 210 PTBRRM1, 1 MM [U-13C; U-15N]-RIBOSE-URA10,URA12,URA14 RNA, 10 MM REMARK 210 SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 100% D2O; 1 MM [U-99% REMARK 210 15N] PTBRRM1, 1 MM RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM REMARK 210 CHLORIDE, 100% D2O; 1 MM [U-99% 13C; U-99% 15N] PTBRRM1, 1 MM REMARK 210 RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 100% D2O; 1 REMARK 210 MM [U-99% 15N] PTBRRM1, 1 MM RNA, 10 MM SODIUM PHOSPHATE, 20 MM REMARK 210 SODIUM CHLORIDE, 13 MG/ML PF1 PHAGE, 90% H2O/10% D2O; 1 MM [U-99% REMARK 210 15N] PTBRRM1, 1 MM [U-99% 13C; U-99% 15N] RNA, 10 MM SODIUM REMARK 210 PHOSPHATE, 20 MM SODIUM CHLORIDE, 13 MG/ML PF1 PHAGE, 100% D2O; 1 REMARK 210 MM [U-99% 15N] PTBRRM1, 1 MM [U-99% 13C; U-99% 15N] RNA, 10 MM REMARK 210 SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 13 MG/ML PF1 PHAGE, 90% REMARK 210 H2O/10% D2O; 1 MM [U-99% 15N] PTBRRM1, 1 MM [U-99% 13C; U-99% REMARK 210 15N] RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 90% H2O/ REMARK 210 10% D2O; 1 MM [U-99% 15N] PTBRRM1, 1 MM [U-13C; U-15N]-RIBOSE- REMARK 210 CYT9,URA11,URA13,GUA15 RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM REMARK 210 CHLORIDE, 100% D2O; 1 MM [U-99% 15N] PTBRRM1, 1 MM [U-13C; U-15N] REMARK 210 -URA7,URA10,CYT11,URA12,URA13,URA14,CYT15,CYT16,URA20,CYT21, REMARK 210 CYT22,CYT23 RNA, 10 MM SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, REMARK 210 100% D2O; 1 MM [U-99% 13C; U-99% 15N] RNA, 10 MM SODIUM REMARK 210 PHOSPHATE, 20 MM SODIUM CHLORIDE, 100% D2O; 1 MM RNA, 10 MM REMARK 210 SODIUM PHOSPHATE, 20 MM SODIUM CHLORIDE, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D HNCA; 3D HN(CO)CA; 3D HNCACB; REMARK 210 3D HNCO; 3D H(C)CH-TOCSY; 3D (H) REMARK 210 CCH-TOCSY; 3D 1H-15N NOESY-HSQC; REMARK 210 3D 1H-13C NOESY ALIPHATIC-HSQC; REMARK 210 3D 1H-13C NOESY AROMATIC-HSQC; 2D REMARK 210 1H-1H TOCSY; 2D 1H-1H NOESY; 3D REMARK 210 F1-13CFILTERED,F2-13C-EDITED REMARK 210 NOESY ALIPHATIC-HSQC; 2D F2-13C- REMARK 210 FILTERED NOESY; 3D ALIPHATIC-HSQC REMARK 210 -NOESY; 2D H2C2 TROSY; 2D H6C6 REMARK 210 TROSY; 2D H8C8 TROSY; 2D H5C5 REMARK 210 TROSY; 2D H1'C1' TROSY; 2D HN REMARK 210 TROSY; 2D {1H}15N-NOE HSQC; 2D 1H REMARK 210 -13C HSQC ALIPHATIC; 2D 1H-13C REMARK 210 HSQC AROMATIC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 600 MHZ; 700 MHZ; 750 REMARK 210 MHZ; 900 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY 3.114, UNIO/ATNOS-CANDID REMARK 210 10, CYANA 3.0, PROCHECKNMR 3.5.4, REMARK 210 MOLMOL 2K.2 REMARK 210 METHOD USED : SIMULATED ANNEALING, SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 250 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: STANDARD 3D NOESYS MEASURED WITH 150 MSEC MIXING TIME. 2D REMARK 210 NOESY WITH 200 MSEC MIXING TIME. NOESYS MEASURED AT 5C WERE REMARK 210 OBTAINED USING 3919-WATERGATE SEQUENCE BEFORE DETECTION. RNA REMARK 210 CONSTRAINTS FOR ALL BASE-PAIRED NUCLEOTIDES EXCEPT THE CLOSING REMARK 210 G9-C15 BASEPAIR OF THE LOOP WERE DERIVED FROM NOESY SPECTRA REMARK 210 OBTAINED WITH FREE RNA - THE NOE PATTERNS WERE THE SAME AS FOR REMARK 210 THE RNA IN THE COMPLEX BUT SIGNAL TO NOISE WAS BETTER. 3D NOESYS REMARK 210 OF UNLABELED RNA WERE MEASURED WITH 200 MSEC MIXING TIME, AND 2D REMARK 210 NOESY OF UNLABELED RNA WAS MEASURED WITH 250 MSEC MIXING TIME. REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10580 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 1 U B 10 O4' - C1' - N1 ANGL. DEV. = 4.6 DEGREES REMARK 500 1 U B 14 C5' - C4' - C3' ANGL. DEV. = -9.1 DEGREES REMARK 500 1 U B 14 C5' - C4' - O4' ANGL. DEV. = 5.8 DEGREES REMARK 500 2 U B 10 O4' - C1' - N1 ANGL. DEV. = 4.8 DEGREES REMARK 500 2 U B 13 C5' - C4' - C3' ANGL. DEV. = -10.6 DEGREES REMARK 500 3 U B 10 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 5 U B 10 C3' - O3' - P ANGL. DEV. = 7.7 DEGREES REMARK 500 6 U B 10 C3' - O3' - P ANGL. DEV. = 8.1 DEGREES REMARK 500 7 U B 13 C5' - C4' - C3' ANGL. DEV. = -9.5 DEGREES REMARK 500 9 U B 10 C3' - O3' - P ANGL. DEV. = 7.4 DEGREES REMARK 500 9 C B 15 C5' - C4' - O4' ANGL. DEV. = 5.7 DEGREES REMARK 500 10 U B 10 C3' - O3' - P ANGL. DEV. = 8.0 DEGREES REMARK 500 11 U B 10 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 11 C B 15 C5' - C4' - O4' ANGL. DEV. = 5.8 DEGREES REMARK 500 12 U B 10 O4' - C1' - N1 ANGL. DEV. = 5.0 DEGREES REMARK 500 12 U B 13 C5' - C4' - C3' ANGL. DEV. = -9.4 DEGREES REMARK 500 13 U B 10 O4' - C1' - N1 ANGL. DEV. = 4.8 DEGREES REMARK 500 13 C B 15 C5' - C4' - O4' ANGL. DEV. = 6.9 DEGREES REMARK 500 14 U B 10 C3' - O3' - P ANGL. DEV. = 7.9 DEGREES REMARK 500 14 U B 12 O4' - C1' - N1 ANGL. DEV. = 6.8 DEGREES REMARK 500 15 U B 10 C3' - O3' - P ANGL. DEV. = 8.0 DEGREES REMARK 500 16 U B 10 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 17 U B 10 C3' - O3' - P ANGL. DEV. = 7.7 DEGREES REMARK 500 18 U B 10 O4' - C1' - N1 ANGL. DEV. = 4.3 DEGREES REMARK 500 18 U B 10 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 19 U B 10 C3' - O3' - P ANGL. DEV. = 7.8 DEGREES REMARK 500 19 U B 12 O4' - C1' - N1 ANGL. DEV. = 4.3 DEGREES REMARK 500 19 C B 16 O4' - C1' - N1 ANGL. DEV. = 4.2 DEGREES REMARK 500 20 U B 10 C3' - O3' - P ANGL. DEV. = 7.5 DEGREES REMARK 500 20 C B 15 C5' - C4' - O4' ANGL. DEV. = 5.6 DEGREES 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 1 LEU A 91 37.34 -96.62 REMARK 500 1 GLU A 135 139.54 59.45 REMARK 500 1 ASP A 139 7.53 -151.73 REMARK 500 1 SER A 140 -1.94 -142.14 REMARK 500 1 GLN A 158 19.74 53.44 REMARK 500 2 LYS A 46 22.46 -153.76 REMARK 500 2 PHE A 47 3.78 -67.91 REMARK 500 2 ALA A 54 -176.56 56.33 REMARK 500 2 ASP A 69 4.78 -69.07 REMARK 500 2 SER A 116 11.40 -141.80 REMARK 500 2 LYS A 137 113.45 -160.84 REMARK 500 2 ASP A 139 2.16 -153.59 REMARK 500 2 SER A 141 138.06 59.96 REMARK 500 2 VAL A 157 145.06 62.86 REMARK 500 3 ALA A 54 -174.11 56.40 REMARK 500 3 PRO A 67 -177.26 -67.26 REMARK 500 3 LEU A 91 37.62 -96.90 REMARK 500 3 ASN A 95 49.03 -85.37 REMARK 500 3 LYS A 137 112.27 -162.40 REMARK 500 3 ASP A 139 -52.62 -157.72 REMARK 500 4 SER A 51 2.65 -68.79 REMARK 500 4 ASN A 95 47.23 -92.36 REMARK 500 4 ASP A 139 -23.71 -149.62 REMARK 500 4 SER A 140 64.59 -154.47 REMARK 500 5 ASN A 42 16.33 -146.29 REMARK 500 5 SER A 44 -147.96 54.54 REMARK 500 5 ASP A 50 169.03 60.72 REMARK 500 5 SER A 51 12.77 -149.73 REMARK 500 5 LYS A 65 17.05 58.69 REMARK 500 5 LEU A 91 49.48 -93.73 REMARK 500 5 ASP A 139 -55.26 -160.27 REMARK 500 6 LYS A 46 3.15 -69.52 REMARK 500 6 PHE A 47 -5.90 -58.32 REMARK 500 6 SER A 140 -66.41 59.95 REMARK 500 6 SER A 159 171.69 59.02 REMARK 500 8 ASP A 43 12.44 58.31 REMARK 500 8 PHE A 47 10.83 -69.50 REMARK 500 8 LEU A 91 43.19 -97.62 REMARK 500 8 SER A 141 138.97 62.15 REMARK 500 8 SER A 156 170.38 60.74 REMARK 500 8 SER A 159 176.45 58.47 REMARK 500 9 PHE A 47 1.11 -64.77 REMARK 500 9 LYS A 134 -174.40 -67.90 REMARK 500 9 GLU A 135 159.98 -49.84 REMARK 500 9 ASP A 139 -1.29 -142.49 REMARK 500 10 ASN A 42 13.00 -148.65 REMARK 500 10 LYS A 46 -14.82 -154.13 REMARK 500 10 LYS A 65 18.18 59.84 REMARK 500 10 ASN A 95 54.62 -100.53 REMARK 500 10 LYS A 134 -168.50 59.32 REMARK 500 REMARK 500 THIS ENTRY HAS 105 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 3 G B 9 0.05 SIDE CHAIN REMARK 500 5 U B 10 0.07 SIDE CHAIN REMARK 500 6 U B 10 0.07 SIDE CHAIN REMARK 500 8 C B 11 0.06 SIDE CHAIN REMARK 500 11 U B 10 0.07 SIDE CHAIN REMARK 500 12 U B 10 0.06 SIDE CHAIN REMARK 500 17 TYR A 113 0.08 SIDE CHAIN REMARK 500 20 U B 10 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 19 PHE A 47 22.4 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AD9 RELATED DB: PDB REMARK 900 NMR STRUCTURE OF PTB RRM1(49-146) BOUND TO SINGLE-STRANDED REMARK 900 CUCUCU RNA REMARK 900 RELATED ID: 1SJQ RELATED DB: PDB REMARK 900 NMR STRUCTURE OF PTB RRM1 (54-147) IN THE FREE STATE REMARK 900 RELATED ID: 25652 RELATED DB: BMRB DBREF 2N3O A 41 163 UNP P26599 PTBP1_HUMAN 41 163 DBREF 2N3O B 1 23 PDB 2N3O 2N3O 1 23 SEQRES 1 A 123 GLY ASN ASP SER LYS LYS PHE LYS GLY ASP SER ARG SER SEQRES 2 A 123 ALA GLY VAL PRO SER ARG VAL ILE HIS ILE ARG LYS LEU SEQRES 3 A 123 PRO ILE ASP VAL THR GLU GLY GLU VAL ILE SER LEU GLY SEQRES 4 A 123 LEU PRO PHE GLY LYS VAL THR ASN LEU LEU MET LEU LYS SEQRES 5 A 123 GLY LYS ASN GLN ALA PHE ILE GLU MET ASN THR GLU GLU SEQRES 6 A 123 ALA ALA ASN THR MET VAL ASN TYR TYR THR SER VAL THR SEQRES 7 A 123 PRO VAL LEU ARG GLY GLN PRO ILE TYR ILE GLN PHE SER SEQRES 8 A 123 ASN HIS LYS GLU LEU LYS THR ASP SER SER PRO ASN GLN SEQRES 9 A 123 ALA ARG ALA GLN ALA ALA LEU GLN ALA VAL ASN SER VAL SEQRES 10 A 123 GLN SER GLY ASN LEU ALA SEQRES 1 B 23 G G G A C C U G G U C U U SEQRES 2 B 23 U C C A G G U C C C HELIX 1 1 THR A 71 LEU A 78 1 8 HELIX 2 2 THR A 103 THR A 115 1 13 HELIX 3 3 ASN A 143 VAL A 154 1 12 SHEET 1 A 4 VAL A 85 MET A 90 0 SHEET 2 A 4 GLN A 96 MET A 101 -1 O PHE A 98 N LEU A 89 SHEET 3 A 4 VAL A 60 ARG A 64 -1 N ILE A 61 O ILE A 99 SHEET 4 A 4 TYR A 127 PHE A 130 -1 O GLN A 129 N HIS A 62 SHEET 1 B 2 VAL A 120 LEU A 121 0 SHEET 2 B 2 GLN A 124 PRO A 125 -1 O GLN A 124 N LEU A 121 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1