HEADER RNA 10-JAN-22 7QR3 TITLE CHIMPANZEE CPEB3 HDV-LIKE RIBOZYME COMPND MOL_ID: 1; COMPND 2 MOLECULE: U1 SMALL NUCLEAR RIBONUCLEOPROTEIN A; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: CHIMPANZEE CPEB3 RIBOZYME; COMPND 7 CHAIN: C, D; COMPND 8 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: SNRPA; SOURCE 6 EXPRESSION_SYSTEM: EXPRESSION VECTOR PET-MOD; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 1685505; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: PAN TROGLODYTES; SOURCE 11 ORGANISM_TAXID: 9598 KEYWDS RIBOZYME HDV-LIKE CPEB3 INTRON BRAIN, RNA EXPDTA X-RAY DIFFRACTION AUTHOR A.I.PRZYTULA-MALLY,S.ENGILBERGE,S.JOHANNSEN,V.OLIERIC,B.MASQUIDA, AUTHOR 2 R.K.O.SIGEL REVDAT 2 31-JAN-24 7QR3 1 REMARK REVDAT 1 26-OCT-22 7QR3 0 JRNL AUTH A.I.PRZYTULA-MALLY,S.ENGILBERGE,S.JOHANNSEN,V.OLIERIC, JRNL AUTH 2 B.MASQUIDA,R.K.SIGEL JRNL TITL ANTICODON-LIKE LOOP-MEDIATED DIMERIZATION IN THE CRYSTAL JRNL TITL 2 STRUCTURES OF HDV-LIKE CPEB3 RIBOZYMES JRNL REF BIORXIV 2022 JRNL REFN ISSN 2692-8205 JRNL DOI 10.1101/2022.09.22.508989 REMARK 2 REMARK 2 RESOLUTION. 2.18 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.18 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 52.65 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 78.4 REMARK 3 NUMBER OF REFLECTIONS : 28172 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.243 REMARK 3 R VALUE (WORKING SET) : 0.241 REMARK 3 FREE R VALUE : 0.277 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 1431 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 52.6500 - 4.7000 1.00 3577 193 0.2034 0.2444 REMARK 3 2 4.7000 - 3.7300 1.00 3449 184 0.2130 0.2247 REMARK 3 3 3.7300 - 3.2600 1.00 3419 174 0.2441 0.2898 REMARK 3 4 3.2600 - 2.9600 1.00 3386 198 0.2951 0.3225 REMARK 3 5 2.9600 - 2.7500 1.00 3420 170 0.3104 0.3565 REMARK 3 6 2.7500 - 2.5800 1.00 3388 175 0.2894 0.3358 REMARK 3 7 2.5800 - 2.4600 0.88 2938 181 0.3023 0.3816 REMARK 3 8 2.4600 - 2.3500 0.56 1928 87 0.3293 0.3678 REMARK 3 9 2.3500 - 2.2600 0.29 970 53 0.3926 0.4378 REMARK 3 10 2.2600 - 2.1800 0.08 266 16 0.4489 0.4519 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.287 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 36.342 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 57.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 77.17 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 : 0.002 4773 REMARK 3 ANGLE : 0.633 7098 REMARK 3 CHIRALITY : 0.072 910 REMARK 3 PLANARITY : 0.003 391 REMARK 3 DIHEDRAL : 13.880 2237 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -27.2054 -32.7996 -3.7146 REMARK 3 T TENSOR REMARK 3 T11: 0.3228 T22: 0.3933 REMARK 3 T33: 0.3093 T12: -0.0293 REMARK 3 T13: 0.0246 T23: 0.0561 REMARK 3 L TENSOR REMARK 3 L11: 0.6879 L22: 0.9603 REMARK 3 L33: 0.7171 L12: 0.2374 REMARK 3 L13: 0.4383 L23: 0.3369 REMARK 3 S TENSOR REMARK 3 S11: -0.0902 S12: 0.1385 S13: -0.0583 REMARK 3 S21: 0.0016 S22: -0.0515 S23: -0.0807 REMARK 3 S31: -0.0175 S32: 0.1882 S33: -0.0097 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 7QR3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-JAN-22. REMARK 100 THE DEPOSITION ID IS D_1292119797. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-OCT-19 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00004 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28178 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.180 REMARK 200 RESOLUTION RANGE LOW (A) : 67.958 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.7 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 24.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.18 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.36 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: 1DRZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 19-24% PEG 3350, 0.2 M SODIUM FORMATE REMARK 280 30-200 MM HEPES-KOH PH 7.5, VAPOR DIFFUSION, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.62700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 41.62700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 60.12700 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 67.95800 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 60.12700 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 67.95800 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 41.62700 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 60.12700 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 67.95800 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 41.62700 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 60.12700 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 67.95800 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, 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 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 GLU A 19 CG CD OE1 OE2 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 C D 18 O3' - P - OP2 ANGL. DEV. = -21.4 DEGREES REMARK 500 C D 18 O3' - P - OP1 ANGL. DEV. = -23.8 DEGREES REMARK 500 C D 18 OP1 - P - OP2 ANGL. DEV. = 10.6 DEGREES 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 K C 102 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 13 OE2 REMARK 620 2 HOH B 214 O 92.2 REMARK 620 3 HOH B 222 O 68.3 89.6 REMARK 620 4 U C 46 O4 130.9 120.4 75.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 101 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER B 40 O REMARK 620 2 MET B 45 O 52.6 REMARK 620 3 GLN B 48 O 107.7 71.0 REMARK 620 4 HOH B 209 O 60.4 48.0 48.3 REMARK 620 N 1 2 3 DBREF 7QR3 A 1 91 UNP M0R221 M0R221_HUMAN 7 97 DBREF 7QR3 B 1 91 UNP M0R221 M0R221_HUMAN 7 97 DBREF 7QR3 C 1 69 PDB 7QR3 7QR3 1 69 DBREF 7QR3 D 1 69 PDB 7QR3 7QR3 1 69 SEQADV 7QR3 HIS A 25 UNP M0R221 TYR 31 CONFLICT SEQADV 7QR3 ARG A 30 UNP M0R221 GLN 36 CONFLICT SEQADV 7QR3 HIS B 25 UNP M0R221 TYR 31 CONFLICT SEQADV 7QR3 ARG B 30 UNP M0R221 GLN 36 CONFLICT SEQRES 1 A 91 ARG PRO ASN HIS THR ILE TYR ILE ASN ASN LEU ASN GLU SEQRES 2 A 91 LYS ILE LYS LYS ASP GLU LEU LYS LYS SER LEU HIS ALA SEQRES 3 A 91 ILE PHE SER ARG PHE GLY GLN ILE LEU ASP ILE LEU VAL SEQRES 4 A 91 SER ARG SER LEU LYS MET ARG GLY GLN ALA PHE VAL ILE SEQRES 5 A 91 PHE LYS GLU VAL SER SER ALA THR ASN ALA LEU ARG SER SEQRES 6 A 91 MET GLN GLY PHE PRO PHE TYR ASP LYS PRO MET ARG ILE SEQRES 7 A 91 GLN TYR ALA LYS THR ASP SER ASP ILE ILE ALA LYS MET SEQRES 1 B 91 ARG PRO ASN HIS THR ILE TYR ILE ASN ASN LEU ASN GLU SEQRES 2 B 91 LYS ILE LYS LYS ASP GLU LEU LYS LYS SER LEU HIS ALA SEQRES 3 B 91 ILE PHE SER ARG PHE GLY GLN ILE LEU ASP ILE LEU VAL SEQRES 4 B 91 SER ARG SER LEU LYS MET ARG GLY GLN ALA PHE VAL ILE SEQRES 5 B 91 PHE LYS GLU VAL SER SER ALA THR ASN ALA LEU ARG SER SEQRES 6 B 91 MET GLN GLY PHE PRO PHE TYR ASP LYS PRO MET ARG ILE SEQRES 7 B 91 GLN TYR ALA LYS THR ASP SER ASP ILE ILE ALA LYS MET SEQRES 1 C 69 G G G G G C C A C A G C A SEQRES 2 C 69 G A A G C G U U C A C G U SEQRES 3 C 69 C G C G G C C C C U G U C SEQRES 4 C 69 A G C C A U U G C A C U C SEQRES 5 C 69 C G G C U G C G A A U U C SEQRES 6 C 69 U G C U SEQRES 1 D 69 G G G G G C C A C A G C A SEQRES 2 D 69 G A A G C G U U C A C G U SEQRES 3 D 69 C G C G G C C C C U G U C SEQRES 4 D 69 A G C C A U U G C A C U C SEQRES 5 D 69 C G G C U G C G A A U U C SEQRES 6 D 69 U G C U HET K A 101 1 HET K B 101 1 HET GOL C 101 6 HET K C 102 1 HETNAM K POTASSIUM ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 5 K 3(K 1+) FORMUL 7 GOL C3 H8 O3 FORMUL 9 HOH *84(H2 O) HELIX 1 AA1 LYS A 16 SER A 29 1 14 HELIX 2 AA2 ARG A 30 GLY A 32 5 3 HELIX 3 AA3 GLU A 55 GLN A 67 1 13 HELIX 4 AA4 SER A 85 LYS A 90 1 6 HELIX 5 AA5 LYS B 16 SER B 29 1 14 HELIX 6 AA6 ARG B 30 GLY B 32 5 3 HELIX 7 AA7 GLU B 55 MET B 66 1 12 HELIX 8 AA8 SER B 85 LYS B 90 1 6 SHEET 1 AA1 4 ILE A 34 LEU A 38 0 SHEET 2 AA1 4 ALA A 49 PHE A 53 -1 O ILE A 52 N LEU A 35 SHEET 3 AA1 4 THR A 5 ASN A 9 -1 N ILE A 8 O ALA A 49 SHEET 4 AA1 4 ARG A 77 TYR A 80 -1 O GLN A 79 N TYR A 7 SHEET 1 AA2 2 PRO A 70 PHE A 71 0 SHEET 2 AA2 2 LYS A 74 PRO A 75 -1 O LYS A 74 N PHE A 71 SHEET 1 AA3 4 ILE B 34 VAL B 39 0 SHEET 2 AA3 4 ALA B 49 PHE B 53 -1 O ILE B 52 N LEU B 35 SHEET 3 AA3 4 THR B 5 ASN B 9 -1 N ILE B 8 O ALA B 49 SHEET 4 AA3 4 ARG B 77 TYR B 80 -1 O GLN B 79 N TYR B 7 LINK K K A 101 O HOH A 205 1555 1555 2.74 LINK OE2 GLU B 13 K K C 102 1555 1555 2.87 LINK O SER B 40 K K B 101 1555 1555 2.78 LINK O MET B 45 K K B 101 1555 1555 3.49 LINK O GLN B 48 K K B 101 1555 1555 2.94 LINK K K B 101 O HOH B 209 1555 1555 3.46 LINK O HOH B 214 K K C 102 1555 1555 3.29 LINK O HOH B 222 K K C 102 1555 1555 2.96 LINK O4 U C 46 K K C 102 1555 1555 2.83 CRYST1 120.254 135.916 83.254 90.00 90.00 90.00 C 2 2 21 16 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 0.008316 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007357 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012011 0.00000