HEADER RNA 13-NOV-19 6LAX TITLE THE MUTANT SAM-VI RIBOSWITCH (U6C) BOUND TO SAM COMPND MOL_ID: 1; COMPND 2 MOLECULE: RNA (55-MER); COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; COMPND 7 CHAIN: D, C, E; COMPND 8 SYNONYM: U1A; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: BIFIDOBACTERIUM ANGULATUM; SOURCE 4 ORGANISM_TAXID: 1683; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 GENE: SNRPA; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS RIBOSWITCH, SAM, SAM-VI, RNA EXPDTA X-RAY DIFFRACTION AUTHOR A.SUN,A.REN REVDAT 4 12-MAR-25 6LAX 1 REMARK REVDAT 3 23-OCT-24 6LAX 1 REMARK REVDAT 2 22-NOV-23 6LAX 1 REMARK REVDAT 1 01-JAN-20 6LAX 0 JRNL AUTH A.SUN,C.GASSER,F.LI,H.CHEN,S.MAIR,O.KRASHENININA,R.MICURA, JRNL AUTH 2 A.REN JRNL TITL SAM-VI RIBOSWITCH STRUCTURE AND SIGNATURE FOR LIGAND JRNL TITL 2 DISCRIMINATION. JRNL REF NAT COMMUN V. 10 5728 2019 JRNL REFN ESSN 2041-1723 JRNL PMID 31844059 JRNL DOI 10.1038/S41467-019-13600-9 REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10_2155 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.30 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 3 NUMBER OF REFLECTIONS : 19588 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.191 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 1005 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 45.3030 - 5.1161 0.94 2675 145 0.1581 0.1970 REMARK 3 2 5.1161 - 4.0617 0.97 2737 146 0.1550 0.2120 REMARK 3 3 4.0617 - 3.5485 0.98 2729 151 0.1710 0.2098 REMARK 3 4 3.5485 - 3.2241 0.98 2700 180 0.1991 0.2642 REMARK 3 5 3.2241 - 2.9931 0.97 2729 119 0.2256 0.2414 REMARK 3 6 2.9931 - 2.8166 0.99 2755 138 0.2805 0.3852 REMARK 3 7 2.8166 - 2.7000 0.82 2258 126 0.3082 0.3906 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.420 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.830 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 47.73 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 46.67 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 4942 REMARK 3 ANGLE : 1.158 7201 REMARK 3 CHIRALITY : 0.055 897 REMARK 3 PLANARITY : 0.006 496 REMARK 3 DIHEDRAL : 17.460 2741 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6LAX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-NOV-19. REMARK 100 THE DEPOSITION ID IS D_1300014415. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-JUL-19 REMARK 200 TEMPERATURE (KELVIN) : 80.0 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19609 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : 0.14200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.75 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : 0.92900 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 REMARK 200 STARTING MODEL: 6LAS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.69 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM ACETATE TRIHYDRATE, REMARK 280 POLYETHYLENE GLYCOL 4,000, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-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 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 43.47100 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: 2370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13550 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 5410 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: D 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 REMARK 350 BIOMOLECULE: 3 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: 2320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, 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 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 LYS D 96 REMARK 465 MSE D 97 REMARK 465 ALA D 98 REMARK 465 THR C 6 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG D 7 CG CD NE CZ NH1 NH2 REMARK 470 LYS D 46 CD CE NZ REMARK 470 LYS C 50 CG CD CE NZ REMARK 470 LYS C 60 CG CD CE NZ REMARK 470 LYS C 96 CG CD CE NZ REMARK 470 LYS E 96 CG CD CE NZ 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 OP2 G B 33 O2' SAM B 101 2.10 REMARK 500 NZ LYS C 23 O VAL C 45 2.11 REMARK 500 NH2 ARG C 52 N7 G B 26 2.15 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 NH1 ARG E 7 OP1 U B 54 1554 1.97 REMARK 500 O GLN C 73 NH1 ARG E 36 2545 2.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG C 70 CD ARG C 70 NE -0.166 REMARK 500 ARG C 70 NE ARG C 70 CZ -0.165 REMARK 500 ARG C 70 CZ ARG C 70 NH1 -0.147 REMARK 500 ARG C 70 CZ ARG C 70 NH2 -0.141 REMARK 500 REMARK 500 REMARK: NULL 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 G A 9 O5' - P - OP2 ANGL. DEV. = -6.4 DEGREES REMARK 500 U A 23 C5 - C6 - N1 ANGL. DEV. = -3.2 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 ASN D 9 144.19 176.84 REMARK 500 ASP D 42 147.04 -177.80 REMARK 500 MSE D 82 133.88 -39.47 REMARK 500 ASN C 18 101.20 -56.50 REMARK 500 PHE C 77 109.73 -165.28 REMARK 500 ASN E 15 -169.01 -129.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 PRO D 8 ASN D 9 -143.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SAM A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SAM B 101 DBREF 6LAX A 1 55 PDB 6LAX 6LAX 1 55 DBREF 6LAX D 6 96 UNP P09012 SNRPA_HUMAN 6 96 DBREF 6LAX C 6 96 UNP P09012 SNRPA_HUMAN 6 96 DBREF 6LAX E 6 96 UNP P09012 SNRPA_HUMAN 6 96 DBREF 6LAX B 1 55 PDB 6LAX 6LAX 1 55 SEQADV 6LAX HIS D 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 6LAX ARG D 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQADV 6LAX LYS D 46 UNP P09012 SER 46 ENGINEERED MUTATION SEQADV 6LAX MSE D 97 UNP P09012 EXPRESSION TAG SEQADV 6LAX ALA D 98 UNP P09012 EXPRESSION TAG SEQADV 6LAX HIS C 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 6LAX ARG C 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQADV 6LAX LYS C 46 UNP P09012 SER 46 ENGINEERED MUTATION SEQADV 6LAX MSE C 97 UNP P09012 EXPRESSION TAG SEQADV 6LAX ALA C 98 UNP P09012 EXPRESSION TAG SEQADV 6LAX HIS E 31 UNP P09012 TYR 31 ENGINEERED MUTATION SEQADV 6LAX ARG E 36 UNP P09012 GLN 36 ENGINEERED MUTATION SEQADV 6LAX LYS E 46 UNP P09012 SER 46 ENGINEERED MUTATION SEQADV 6LAX MSE E 97 UNP P09012 EXPRESSION TAG SEQADV 6LAX ALA E 98 UNP P09012 EXPRESSION TAG SEQRES 1 A 55 G G C A U C G U G C C U C SEQRES 2 A 55 G C A U U G C A C U C C G SEQRES 3 A 55 C G G G G C G A U A A G U SEQRES 4 A 55 C C U G A A A A G G G A U SEQRES 5 A 55 G U C SEQRES 1 D 93 THR ARG PRO ASN HIS THR ILE TYR ILE ASN ASN LEU ASN SEQRES 2 D 93 GLU LYS ILE LYS LYS ASP GLU LEU LYS LYS SER LEU HIS SEQRES 3 D 93 ALA ILE PHE SER ARG PHE GLY GLN ILE LEU ASP ILE LEU SEQRES 4 D 93 VAL LYS ARG SER LEU LYS MSE ARG GLY GLN ALA PHE VAL SEQRES 5 D 93 ILE PHE LYS GLU VAL SER SER ALA THR ASN ALA LEU ARG SEQRES 6 D 93 SER MSE GLN GLY PHE PRO PHE TYR ASP LYS PRO MSE ARG SEQRES 7 D 93 ILE GLN TYR ALA LYS THR ASP SER ASP ILE ILE ALA LYS SEQRES 8 D 93 MSE ALA SEQRES 1 C 93 THR ARG PRO ASN HIS THR ILE TYR ILE ASN ASN LEU ASN SEQRES 2 C 93 GLU LYS ILE LYS LYS ASP GLU LEU LYS LYS SER LEU HIS SEQRES 3 C 93 ALA ILE PHE SER ARG PHE GLY GLN ILE LEU ASP ILE LEU SEQRES 4 C 93 VAL LYS ARG SER LEU LYS MSE ARG GLY GLN ALA PHE VAL SEQRES 5 C 93 ILE PHE LYS GLU VAL SER SER ALA THR ASN ALA LEU ARG SEQRES 6 C 93 SER MSE GLN GLY PHE PRO PHE TYR ASP LYS PRO MSE ARG SEQRES 7 C 93 ILE GLN TYR ALA LYS THR ASP SER ASP ILE ILE ALA LYS SEQRES 8 C 93 MSE ALA SEQRES 1 E 93 THR ARG PRO ASN HIS THR ILE TYR ILE ASN ASN LEU ASN SEQRES 2 E 93 GLU LYS ILE LYS LYS ASP GLU LEU LYS LYS SER LEU HIS SEQRES 3 E 93 ALA ILE PHE SER ARG PHE GLY GLN ILE LEU ASP ILE LEU SEQRES 4 E 93 VAL LYS ARG SER LEU LYS MSE ARG GLY GLN ALA PHE VAL SEQRES 5 E 93 ILE PHE LYS GLU VAL SER SER ALA THR ASN ALA LEU ARG SEQRES 6 E 93 SER MSE GLN GLY PHE PRO PHE TYR ASP LYS PRO MSE ARG SEQRES 7 E 93 ILE GLN TYR ALA LYS THR ASP SER ASP ILE ILE ALA LYS SEQRES 8 E 93 MSE ALA SEQRES 1 B 55 G G C A U C G U G C C U C SEQRES 2 B 55 G C A U U G C A C U C C G SEQRES 3 B 55 C G G G G C G A U A A G U SEQRES 4 B 55 C C U G A A A A G G G A U SEQRES 5 B 55 G U C MODRES 6LAX MSE D 51 MET MODIFIED RESIDUE MODRES 6LAX MSE D 72 MET MODIFIED RESIDUE MODRES 6LAX MSE D 82 MET MODIFIED RESIDUE MODRES 6LAX MSE C 51 MET MODIFIED RESIDUE MODRES 6LAX MSE C 72 MET MODIFIED RESIDUE MODRES 6LAX MSE C 82 MET MODIFIED RESIDUE MODRES 6LAX MSE E 51 MET MODIFIED RESIDUE MODRES 6LAX MSE E 72 MET MODIFIED RESIDUE MODRES 6LAX MSE E 82 MET MODIFIED RESIDUE HET MSE D 51 8 HET MSE D 72 8 HET MSE D 82 8 HET MSE C 51 8 HET MSE C 72 8 HET MSE C 82 8 HET MSE C 97 8 HET MSE E 51 8 HET MSE E 72 8 HET MSE E 82 8 HET MSE E 97 8 HET SAM A 101 27 HET SAM B 101 27 HETNAM MSE SELENOMETHIONINE HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 2 MSE 11(C5 H11 N O2 SE) FORMUL 6 SAM 2(C15 H22 N6 O5 S) FORMUL 8 HOH *38(H2 O) HELIX 1 AA1 LYS D 22 SER D 35 1 14 HELIX 2 AA2 ARG D 36 GLY D 38 5 3 HELIX 3 AA3 LYS D 46 GLY D 53 1 8 HELIX 4 AA4 GLU D 61 GLN D 73 1 13 HELIX 5 AA5 LYS C 22 SER C 35 1 14 HELIX 6 AA6 ARG C 36 GLY C 38 5 3 HELIX 7 AA7 GLU C 61 GLN C 73 1 13 HELIX 8 AA8 SER C 91 LYS C 96 1 6 HELIX 9 AA9 LYS E 22 SER E 35 1 14 HELIX 10 AB1 GLU E 61 GLN E 73 1 13 HELIX 11 AB2 SER E 91 LYS E 96 1 6 SHEET 1 AA1 4 ILE D 40 LEU D 44 0 SHEET 2 AA1 4 ALA D 55 PHE D 59 -1 O ILE D 58 N ASP D 42 SHEET 3 AA1 4 THR D 11 ASN D 15 -1 N ILE D 14 O ALA D 55 SHEET 4 AA1 4 ARG D 83 TYR D 86 -1 O GLN D 85 N TYR D 13 SHEET 1 AA2 2 PRO D 76 PHE D 77 0 SHEET 2 AA2 2 LYS D 80 PRO D 81 -1 O LYS D 80 N PHE D 77 SHEET 1 AA3 4 ILE C 40 LEU C 44 0 SHEET 2 AA3 4 ALA C 55 PHE C 59 -1 O ILE C 58 N ASP C 42 SHEET 3 AA3 4 THR C 11 ASN C 15 -1 N ILE C 14 O ALA C 55 SHEET 4 AA3 4 ARG C 83 TYR C 86 -1 O GLN C 85 N TYR C 13 SHEET 1 AA4 2 PRO C 76 PHE C 77 0 SHEET 2 AA4 2 LYS C 80 PRO C 81 -1 O LYS C 80 N PHE C 77 SHEET 1 AA5 4 ILE E 40 VAL E 45 0 SHEET 2 AA5 4 GLN E 54 PHE E 59 -1 O ILE E 58 N LEU E 41 SHEET 3 AA5 4 THR E 11 ASN E 15 -1 N ILE E 14 O ALA E 55 SHEET 4 AA5 4 ARG E 83 TYR E 86 -1 O GLN E 85 N TYR E 13 SHEET 1 AA6 2 PRO E 76 PHE E 77 0 SHEET 2 AA6 2 LYS E 80 PRO E 81 -1 O LYS E 80 N PHE E 77 LINK C LYS D 50 N MSE D 51 1555 1555 1.32 LINK C MSE D 51 N ARG D 52 1555 1555 1.33 LINK C SER D 71 N MSE D 72 1555 1555 1.33 LINK C MSE D 72 N GLN D 73 1555 1555 1.32 LINK C PRO D 81 N MSE D 82 1555 1555 1.33 LINK C MSE D 82 N ARG D 83 1555 1555 1.32 LINK C LYS C 50 N MSE C 51 1555 1555 1.34 LINK C MSE C 51 N ARG C 52 1555 1555 1.33 LINK C SER C 71 N MSE C 72 1555 1555 1.32 LINK C MSE C 72 N GLN C 73 1555 1555 1.34 LINK C PRO C 81 N MSE C 82 1555 1555 1.32 LINK C MSE C 82 N ARG C 83 1555 1555 1.32 LINK C LYS C 96 N MSE C 97 1555 1555 1.33 LINK C MSE C 97 N ALA C 98 1555 1555 1.34 LINK C LYS E 50 N MSE E 51 1555 1555 1.33 LINK C MSE E 51 N ARG E 52 1555 1555 1.33 LINK C SER E 71 N MSE E 72 1555 1555 1.32 LINK C MSE E 72 N GLN E 73 1555 1555 1.33 LINK C PRO E 81 N MSE E 82 1555 1555 1.33 LINK C MSE E 82 N ARG E 83 1555 1555 1.32 LINK C LYS E 96 N MSE E 97 1555 1555 1.33 LINK C MSE E 97 N ALA E 98 1555 1555 1.34 SITE 1 AC1 8 G A 7 U A 8 G A 9 C A 32 SITE 2 AC1 8 G A 33 A A 34 A A 36 A A 37 SITE 1 AC2 9 C B 6 G B 7 U B 8 G B 9 SITE 2 AC2 9 C B 32 G B 33 A B 34 A B 36 SITE 3 AC2 9 A B 37 CRYST1 45.892 86.942 93.626 90.00 99.19 90.00 P 1 21 1 6 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 0.021790 0.000000 0.003527 0.00000 SCALE2 0.000000 0.011502 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010820 0.00000 CONECT 1538 1545 CONECT 1545 1538 1546 CONECT 1546 1545 1547 1549 CONECT 1547 1546 1548 1553 CONECT 1548 1547 CONECT 1549 1546 1550 CONECT 1550 1549 1551 CONECT 1551 1550 1552 CONECT 1552 1551 CONECT 1553 1547 CONECT 1702 1706 CONECT 1706 1702 1707 CONECT 1707 1706 1708 1710 CONECT 1708 1707 1709 1714 CONECT 1709 1708 CONECT 1710 1707 1711 CONECT 1711 1710 1712 CONECT 1712 1711 1713 CONECT 1713 1712 CONECT 1714 1708 CONECT 1787 1792 CONECT 1792 1787 1793 CONECT 1793 1792 1794 1796 CONECT 1794 1793 1795 1800 CONECT 1795 1794 CONECT 1796 1793 1797 CONECT 1797 1796 1798 CONECT 1798 1797 1799 CONECT 1799 1798 CONECT 1800 1794 CONECT 2267 2270 CONECT 2270 2267 2271 CONECT 2271 2270 2272 2274 CONECT 2272 2271 2273 2278 CONECT 2273 2272 CONECT 2274 2271 2275 CONECT 2275 2274 2276 CONECT 2276 2275 2277 CONECT 2277 2276 CONECT 2278 2272 CONECT 2423 2427 CONECT 2427 2423 2428 CONECT 2428 2427 2429 2431 CONECT 2429 2428 2430 2435 CONECT 2430 2429 CONECT 2431 2428 2432 CONECT 2432 2431 2433 CONECT 2433 2432 2434 CONECT 2434 2433 CONECT 2435 2429 CONECT 2508 2513 CONECT 2513 2508 2514 CONECT 2514 2513 2515 2517 CONECT 2515 2514 2516 2521 CONECT 2516 2515 CONECT 2517 2514 2518 CONECT 2518 2517 2519 CONECT 2519 2518 2520 CONECT 2520 2519 CONECT 2521 2515 CONECT 2627 2630 CONECT 2630 2627 2631 CONECT 2631 2630 2632 2634 CONECT 2632 2631 2633 2638 CONECT 2633 2632 CONECT 2634 2631 2635 CONECT 2635 2634 2636 CONECT 2636 2635 2637 CONECT 2637 2636 CONECT 2638 2632 CONECT 3013 3020 CONECT 3020 3013 3021 CONECT 3021 3020 3022 3024 CONECT 3022 3021 3023 3028 CONECT 3023 3022 CONECT 3024 3021 3025 CONECT 3025 3024 3026 CONECT 3026 3025 3027 CONECT 3027 3026 CONECT 3028 3022 CONECT 3177 3181 CONECT 3181 3177 3182 CONECT 3182 3181 3183 3185 CONECT 3183 3182 3184 3189 CONECT 3184 3183 CONECT 3185 3182 3186 CONECT 3186 3185 3187 CONECT 3187 3186 3188 CONECT 3188 3187 CONECT 3189 3183 CONECT 3262 3267 CONECT 3267 3262 3268 CONECT 3268 3267 3269 3271 CONECT 3269 3268 3270 3275 CONECT 3270 3269 CONECT 3271 3268 3272 CONECT 3272 3271 3273 CONECT 3273 3272 3274 CONECT 3274 3273 CONECT 3275 3269 CONECT 3381 3384 CONECT 3384 3381 3385 CONECT 3385 3384 3386 3388 CONECT 3386 3385 3387 3392 CONECT 3387 3386 CONECT 3388 3385 3389 CONECT 3389 3388 3390 CONECT 3390 3389 3391 CONECT 3391 3390 CONECT 3392 3386 CONECT 4575 4576 CONECT 4576 4575 4577 4580 CONECT 4577 4576 4578 4579 CONECT 4578 4577 CONECT 4579 4577 CONECT 4580 4576 4581 CONECT 4581 4580 4582 CONECT 4582 4581 4583 4584 CONECT 4583 4582 CONECT 4584 4582 4585 CONECT 4585 4584 4586 4587 CONECT 4586 4585 4591 CONECT 4587 4585 4588 4589 CONECT 4588 4587 CONECT 4589 4587 4590 4591 CONECT 4590 4589 CONECT 4591 4586 4589 4592 CONECT 4592 4591 4593 4601 CONECT 4593 4592 4594 CONECT 4594 4593 4595 CONECT 4595 4594 4596 4601 CONECT 4596 4595 4597 4598 CONECT 4597 4596 CONECT 4598 4596 4599 CONECT 4599 4598 4600 CONECT 4600 4599 4601 CONECT 4601 4592 4595 4600 CONECT 4602 4603 CONECT 4603 4602 4604 4607 CONECT 4604 4603 4605 4606 CONECT 4605 4604 CONECT 4606 4604 CONECT 4607 4603 4608 CONECT 4608 4607 4609 CONECT 4609 4608 4610 4611 CONECT 4610 4609 CONECT 4611 4609 4612 CONECT 4612 4611 4613 4614 CONECT 4613 4612 4618 CONECT 4614 4612 4615 4616 CONECT 4615 4614 CONECT 4616 4614 4617 4618 CONECT 4617 4616 CONECT 4618 4613 4616 4619 CONECT 4619 4618 4620 4628 CONECT 4620 4619 4621 CONECT 4621 4620 4622 CONECT 4622 4621 4623 4628 CONECT 4623 4622 4624 4625 CONECT 4624 4623 CONECT 4625 4623 4626 CONECT 4626 4625 4627 CONECT 4627 4626 4628 CONECT 4628 4619 4622 4627 MASTER 356 0 13 11 18 0 5 6 4661 5 164 34 END