HEADER HYDROLASE/RNA 14-APR-18 6D2Z TITLE STRUCTURE OF HUMAN USB1 WITH URIDINE-ADENOSINE, INACTIVE H208Q MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: U6 SNRNA PHOSPHODIESTERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HUSB1; COMPND 5 EC: 3.1.4.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: 5'-R(UP*A)-3'); COMPND 10 CHAIN: C; COMPND 11 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: USB1, C16ORF57; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 11 ORGANISM_TAXID: 32630 KEYWDS EXONUCLEASE, U6 SNRNA, 2H PHOSPHODIESTERASE SUPERFAMILY, HYDROLASE, KEYWDS 2 HYDROLASE-RNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR Y.NOMURA,E.J.MONTEMAYOR,S.E.BUTCHER REVDAT 5 04-OCT-23 6D2Z 1 REMARK REVDAT 4 18-DEC-19 6D2Z 1 REMARK REVDAT 3 12-DEC-18 6D2Z 1 JRNL REVDAT 2 26-SEP-18 6D2Z 1 JRNL REVDAT 1 05-SEP-18 6D2Z 0 JRNL AUTH Y.NOMURA,D.ROSTON,E.J.MONTEMAYOR,Q.CUI,S.E.BUTCHER JRNL TITL STRUCTURAL AND MECHANISTIC BASIS FOR PREFERENTIAL JRNL TITL 2 DEADENYLATION OF U6 SNRNA BY USB1. JRNL REF NUCLEIC ACIDS RES. V. 46 11488 2018 JRNL REFN ESSN 1362-4962 JRNL PMID 30215753 JRNL DOI 10.1093/NAR/GKY812 REMARK 2 REMARK 2 RESOLUTION. 1.18 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.11.1_2575: ???) 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) : 1.18 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.53 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.930 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.9 REMARK 3 NUMBER OF REFLECTIONS : 55913 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.147 REMARK 3 R VALUE (WORKING SET) : 0.145 REMARK 3 FREE R VALUE : 0.174 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 2803 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 44.5643 - 3.6659 0.92 3460 207 0.1650 0.1662 REMARK 3 2 3.6659 - 2.9099 0.96 3596 236 0.1419 0.1704 REMARK 3 3 2.9099 - 2.5421 0.87 3292 162 0.1478 0.1784 REMARK 3 4 2.5421 - 2.3097 0.93 3519 197 0.1350 0.1734 REMARK 3 5 2.3097 - 2.1441 0.94 3579 224 0.1211 0.1485 REMARK 3 6 2.1441 - 2.0177 0.95 3599 187 0.1185 0.1581 REMARK 3 7 2.0177 - 1.9167 0.89 3349 172 0.1173 0.1398 REMARK 3 8 1.9167 - 1.8332 0.91 3458 174 0.1262 0.1642 REMARK 3 9 1.8332 - 1.7627 0.94 3582 190 0.1259 0.1597 REMARK 3 10 1.7627 - 1.7018 0.95 3617 165 0.1264 0.1573 REMARK 3 11 1.7018 - 1.6486 0.94 3561 181 0.1210 0.1674 REMARK 3 12 1.6486 - 1.6015 0.93 3534 171 0.1225 0.1499 REMARK 3 13 1.6015 - 1.5593 0.93 3565 186 0.1221 0.1842 REMARK 3 14 1.5593 - 1.5213 0.92 3515 180 0.1277 0.1809 REMARK 3 15 1.5213 - 1.4867 0.93 3572 167 0.1263 0.1821 REMARK 3 16 1.4867 - 1.4551 0.93 3502 191 0.1368 0.2023 REMARK 3 17 1.4551 - 1.4260 0.93 3525 192 0.1440 0.1877 REMARK 3 18 1.4260 - 1.3990 0.93 3565 164 0.1569 0.2273 REMARK 3 19 1.3990 - 1.3741 0.93 3522 189 0.1747 0.1929 REMARK 3 20 1.3741 - 1.3508 0.92 3499 181 0.1826 0.1874 REMARK 3 21 1.3508 - 1.3290 0.91 3494 163 0.1937 0.2375 REMARK 3 22 1.3290 - 1.3085 0.92 3527 162 0.2027 0.2402 REMARK 3 23 1.3085 - 1.2893 0.89 3323 148 0.2040 0.2436 REMARK 3 24 1.2893 - 1.2711 0.90 3471 208 0.2106 0.2585 REMARK 3 25 1.2711 - 1.2539 0.88 3301 167 0.2138 0.2358 REMARK 3 26 1.2539 - 1.2377 0.87 3268 214 0.2298 0.2690 REMARK 3 27 1.2377 - 1.2222 0.85 3220 192 0.2347 0.2468 REMARK 3 28 1.2222 - 1.2075 0.79 3009 175 0.2490 0.2613 REMARK 3 29 1.2075 - 1.1934 0.66 2541 122 0.2807 0.3145 REMARK 3 30 1.1934 - 1.1800 0.45 1717 87 0.2919 0.3402 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) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.940 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.023 1603 REMARK 3 ANGLE : 1.735 2186 REMARK 3 CHIRALITY : 0.113 249 REMARK 3 PLANARITY : 0.012 272 REMARK 3 DIHEDRAL : 17.796 572 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 6D2Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-APR-18. REMARK 100 THE DEPOSITION ID IS D_1000233800. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-AUG-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 24-ID-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : XDS, AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55920 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.180 REMARK 200 RESOLUTION RANGE LOW (A) : 44.530 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.6 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.18 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.20 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: PHENIX REMARK 200 STARTING MODEL: 5V1M REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM BIS-TRIS, 25% SOKALAN CP 42, REMARK 280 1.5% TETRAHYDROFURAN, PH 6.3, VAPOR DIFFUSION, HANGING 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 25.52250 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1030 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9140 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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 GLY A 75 REMARK 465 ALA A 76 REMARK 465 HIS A 77 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 MET A 78 CG SD CE REMARK 470 LYS A 117 CG CD CE NZ REMARK 470 ARG A 130 CG CD NE CZ NH1 NH2 REMARK 470 GLN A 164 CG CD OE1 NE2 REMARK 470 GLU A 165 CG CD OE1 OE2 REMARK 470 GLN A 203 CG CD OE1 NE2 REMARK 470 ASP A 204 CG OD1 OD2 REMARK 470 LEU A 220 CG CD1 CD2 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 HO3' A C 2 O HOH C 101 1.43 REMARK 500 O SER A 206 O HOH A 401 1.98 REMARK 500 O HOH A 531 O HOH A 556 2.13 REMARK 500 O HOH A 433 O HOH A 438 2.17 REMARK 500 O3' A C 2 O HOH C 101 2.19 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 GLU A 174 CD GLU A 174 OE1 -0.075 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 ARG A 115 CD - NE - CZ ANGL. DEV. = 8.5 DEGREES REMARK 500 ARG A 115 NE - CZ - NH1 ANGL. DEV. = 8.6 DEGREES REMARK 500 ARG A 115 NE - CZ - NH2 ANGL. DEV. = -7.0 DEGREES REMARK 500 A C 2 C4 - C5 - N7 ANGL. DEV. = 3.4 DEGREES REMARK 500 A C 2 N9 - C4 - C5 ANGL. DEV. = -2.7 DEGREES REMARK 500 A C 2 N1 - C6 - N6 ANGL. DEV. = 5.1 DEGREES REMARK 500 A C 2 C5 - C6 - N6 ANGL. DEV. = -4.9 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 THR A 176 -96.34 -110.35 REMARK 500 ASP A 204 77.87 -115.80 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 CL A 301 DBREF 6D2Z A 79 265 UNP Q9BQ65 USB1_HUMAN 79 265 DBREF 6D2Z C 1 1 PDB 6D2Z 6D2Z 1 1 SEQADV 6D2Z GLY A 75 UNP Q9BQ65 EXPRESSION TAG SEQADV 6D2Z ALA A 76 UNP Q9BQ65 EXPRESSION TAG SEQADV 6D2Z HIS A 77 UNP Q9BQ65 EXPRESSION TAG SEQADV 6D2Z MET A 78 UNP Q9BQ65 EXPRESSION TAG SEQADV 6D2Z GLN A 208 UNP Q9BQ65 HIS 208 ENGINEERED MUTATION SEQRES 1 A 191 GLY ALA HIS MET GLY ASN TRP ALA THR HIS VAL TYR VAL SEQRES 2 A 191 PRO TYR GLU ALA LYS GLU GLU PHE LEU ASP LEU LEU ASP SEQRES 3 A 191 VAL LEU LEU PRO HIS ALA GLN THR TYR VAL PRO ARG LEU SEQRES 4 A 191 VAL ARG MET LYS VAL PHE HIS LEU SER LEU SER GLN SER SEQRES 5 A 191 VAL VAL LEU ARG HIS HIS TRP ILE LEU PRO PHE VAL GLN SEQRES 6 A 191 ALA LEU LYS ALA ARG MET THR SER PHE HIS ARG PHE PHE SEQRES 7 A 191 PHE THR ALA ASN GLN VAL LYS ILE TYR THR ASN GLN GLU SEQRES 8 A 191 LYS THR ARG THR PHE ILE GLY LEU GLU VAL THR SER GLY SEQRES 9 A 191 HIS ALA GLN PHE LEU ASP LEU VAL SER GLU VAL ASP ARG SEQRES 10 A 191 VAL MET GLU GLU PHE ASN LEU THR THR PHE TYR GLN ASP SEQRES 11 A 191 PRO SER PHE GLN LEU SER LEU ALA TRP CYS VAL GLY ASP SEQRES 12 A 191 ALA ARG LEU GLN LEU GLU GLY GLN CYS LEU GLN GLU LEU SEQRES 13 A 191 GLN ALA ILE VAL ASP GLY PHE GLU ASP ALA GLU VAL LEU SEQRES 14 A 191 LEU ARG VAL HIS THR GLU GLN VAL ARG CYS LYS SER GLY SEQRES 15 A 191 ASN LYS PHE PHE SER MET PRO LEU LYS SEQRES 1 C 2 U A HET CL A 301 1 HETNAM CL CHLORIDE ION FORMUL 3 CL CL 1- FORMUL 4 HOH *161(H2 O) HELIX 1 AA1 LYS A 92 THR A 108 1 17 HELIX 2 AA2 TRP A 133 THR A 146 1 14 HELIX 3 AA3 GLY A 178 PHE A 196 1 19 HELIX 4 AA4 ALA A 218 GLU A 223 1 6 HELIX 5 AA5 GLY A 224 GLY A 236 1 13 HELIX 6 AA6 ASP A 239 LEU A 244 1 6 SHEET 1 AA1 3 HIS A 120 SER A 122 0 SHEET 2 AA1 3 ASN A 80 PRO A 88 -1 N VAL A 87 O LEU A 121 SHEET 3 AA1 3 VAL A 127 ARG A 130 -1 O LEU A 129 N TRP A 81 SHEET 1 AA2 4 HIS A 120 SER A 122 0 SHEET 2 AA2 4 ASN A 80 PRO A 88 -1 N VAL A 87 O LEU A 121 SHEET 3 AA2 4 GLN A 250 SER A 255 -1 O ARG A 252 N TYR A 86 SHEET 4 AA2 4 LYS A 258 PRO A 263 -1 O PHE A 260 N CYS A 253 SHEET 1 AA3 4 VAL A 114 ARG A 115 0 SHEET 2 AA3 4 GLN A 208 VAL A 215 -1 O TRP A 213 N VAL A 114 SHEET 3 AA3 4 ARG A 168 VAL A 175 -1 N ILE A 171 O LEU A 211 SHEET 4 AA3 4 ALA A 155 THR A 162 -1 N GLN A 157 O GLU A 174 SHEET 1 AA4 2 PHE A 152 PHE A 153 0 SHEET 2 AA4 2 VAL A 246 HIS A 247 -1 O VAL A 246 N PHE A 153 SITE 1 AC1 2 PRO A 111 ARG A 112 CRYST1 41.393 51.045 46.299 90.00 105.88 90.00 P 1 21 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 0.024159 0.000000 0.006872 0.00000 SCALE2 0.000000 0.019591 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022455 0.00000