HEADER LIPID BINDING PROTEIN 18-JAN-23 8C85 TITLE CRYSTAL STRUCTURE OF HUMAN TRANSTHYRETIN IN COMPLEX WITH 3-O- TITLE 2 METHYLTOLCAPONE ANALOGUE 1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSTHYRETIN; COMPND 3 CHAIN: B, A; COMPND 4 SYNONYM: ATTR,PREALBUMIN,TBPA; COMPND 5 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: TTR, PALB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS AMYLOIDOSIS, TETRAMER, BINDING PROTEIN, TRANSPORT PROTEIN, LIPID KEYWDS 2 BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.POONSIRI,S.BENINI,V.LOCONTE,M.CIANCI REVDAT 2 24-JAN-24 8C85 1 JRNL REVDAT 1 17-JAN-24 8C85 0 JRNL AUTH T.POONSIRI,D.DELL'ACCANTERA,V.LOCONTE,A.CASNATI,L.CERVONI, JRNL AUTH 2 A.ARCOVITO,S.BENINI,A.FERRARI,M.CIPOLLONI,E.CACIONI, JRNL AUTH 3 F.DE FRANCO,N.GIACCHE,S.RINALDO,C.FOLLI,F.SANSONE,R.BERNI, JRNL AUTH 4 M.CIANCI JRNL TITL 3-O-METHYLTOLCAPONE AND ITS LIPOPHILIC ANALOGUES ARE POTENT JRNL TITL 2 INHIBITORS OF TRANSTHYRETIN AMYLOIDOGENESIS WITH HIGH JRNL TITL 3 PERMEABILITY AND LOW TOXICITY. JRNL REF INT J MOL SCI V. 25 2023 JRNL REFN ESSN 1422-0067 JRNL PMID 38203650 JRNL DOI 10.3390/IJMS25010479 REMARK 2 REMARK 2 RESOLUTION. 1.19 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) : 1.19 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.68 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 74419 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.143 REMARK 3 R VALUE (WORKING SET) : 0.142 REMARK 3 FREE R VALUE : 0.168 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 3746 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 37.6800 - 3.5700 0.99 2829 136 0.1689 0.1777 REMARK 3 2 3.5700 - 2.8300 1.00 2695 149 0.1447 0.1515 REMARK 3 3 2.8300 - 2.4800 1.00 2662 130 0.1413 0.1824 REMARK 3 4 2.4800 - 2.2500 1.00 2655 149 0.1329 0.1540 REMARK 3 5 2.2500 - 2.0900 1.00 2609 159 0.1165 0.1335 REMARK 3 6 2.0900 - 1.9600 1.00 2635 142 0.1187 0.1401 REMARK 3 7 1.9600 - 1.8700 1.00 2648 134 0.1124 0.1542 REMARK 3 8 1.8700 - 1.7800 1.00 2597 141 0.1105 0.1442 REMARK 3 9 1.7800 - 1.7200 1.00 2629 141 0.1108 0.1561 REMARK 3 10 1.7200 - 1.6600 1.00 2635 120 0.1073 0.1425 REMARK 3 11 1.6600 - 1.6100 1.00 2597 136 0.1059 0.1618 REMARK 3 12 1.6100 - 1.5600 1.00 2593 163 0.1117 0.1417 REMARK 3 13 1.5600 - 1.5200 1.00 2609 150 0.1203 0.1659 REMARK 3 14 1.5200 - 1.4800 1.00 2601 126 0.1262 0.1683 REMARK 3 15 1.4800 - 1.4500 1.00 2592 143 0.1246 0.1661 REMARK 3 16 1.4500 - 1.4200 1.00 2601 135 0.1317 0.2049 REMARK 3 17 1.4200 - 1.3900 1.00 2593 135 0.1391 0.1855 REMARK 3 18 1.3900 - 1.3600 1.00 2574 149 0.1361 0.1739 REMARK 3 19 1.3600 - 1.3400 1.00 2626 131 0.1498 0.1959 REMARK 3 20 1.3400 - 1.3200 1.00 2542 138 0.1724 0.2158 REMARK 3 21 1.3200 - 1.2900 1.00 2622 145 0.1853 0.2459 REMARK 3 22 1.2900 - 1.2700 1.00 2563 140 0.2011 0.2569 REMARK 3 23 1.2700 - 1.2600 1.00 2614 137 0.2015 0.2253 REMARK 3 24 1.2600 - 1.2400 1.00 2563 133 0.2179 0.2504 REMARK 3 25 1.2400 - 1.2200 1.00 2626 121 0.2353 0.2858 REMARK 3 26 1.2200 - 1.2100 1.00 2564 129 0.2510 0.2767 REMARK 3 27 1.2100 - 1.1900 1.00 2599 134 0.2661 0.3069 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) : 0.132 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.819 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.35 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.22 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 : 0.020 2232 REMARK 3 ANGLE : 1.669 3131 REMARK 3 CHIRALITY : 0.118 349 REMARK 3 PLANARITY : 0.014 412 REMARK 3 DIHEDRAL : 6.351 360 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 8C85 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 19-JAN-23. REMARK 100 THE DEPOSITION ID IS D_1292128023. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-DEC-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P13 (MX1) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.885 REMARK 200 MONOCHROMATOR : SI(III) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 74428 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.190 REMARK 200 RESOLUTION RANGE LOW (A) : 42.060 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.19 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.80 REMARK 200 R MERGE FOR SHELL (I) : 1.20500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M CALCIUM ACETATE HYDRATE, 0.1 M REMARK 280 TRIS 7.5, AND 25% W/V PEG 2000 MME, PH 7.5, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 21.02950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.43100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.02950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.43100 REMARK 290 SMTRY3 4 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: B, A 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: B, A REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 42.05900 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 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 GLY B 1 REMARK 465 PRO B 2 REMARK 465 THR B 3 REMARK 465 GLY B 4 REMARK 465 THR B 5 REMARK 465 GLY B 6 REMARK 465 GLU B 7 REMARK 465 SER B 8 REMARK 465 LYS B 9 REMARK 465 LYS B 126 REMARK 465 GLU B 127 REMARK 465 GLY A 1 REMARK 465 PRO A 2 REMARK 465 THR A 3 REMARK 465 GLY A 4 REMARK 465 THR A 5 REMARK 465 GLY A 6 REMARK 465 GLU A 7 REMARK 465 SER A 8 REMARK 465 LYS A 9 REMARK 465 LYS A 126 REMARK 465 GLU A 127 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 HZ1 LYS A 70 O HOH A 302 1.53 REMARK 500 O HOH A 372 O HOH A 382 1.90 REMARK 500 O HOH A 351 O HOH A 362 1.97 REMARK 500 O HOH B 360 O HOH B 375 2.05 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 HZ3 LYS B 48 O HOH B 325 4455 1.19 REMARK 500 OE2 GLU B 62 O HOH B 369 4555 1.52 REMARK 500 OD1 ASP B 74 O HOH B 311 4455 1.59 REMARK 500 NZ LYS B 48 O HOH B 325 4455 1.71 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 ASP B 99 CB - CG - OD1 ANGL. DEV. = 10.7 DEGREES REMARK 500 ASP B 99 CB - CG - OD2 ANGL. DEV. = -7.5 DEGREES REMARK 500 ASP A 74 CB - CG - OD2 ANGL. DEV. = -6.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 390 DISTANCE = 5.95 ANGSTROMS REMARK 525 HOH A 391 DISTANCE = 6.13 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6SUH RELATED DB: PDB REMARK 900 1SUH CONTAINS THE SAME PROTEIN COMPLEXED WITH ANALOGUES DBREF 8C85 B 1 127 UNP P02766 TTHY_HUMAN 21 147 DBREF 8C85 A 1 127 UNP P02766 TTHY_HUMAN 21 147 SEQRES 1 B 127 GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET SEQRES 2 B 127 VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE SEQRES 3 B 127 ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP SEQRES 4 B 127 THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER SEQRES 5 B 127 GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL SEQRES 6 B 127 GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR SEQRES 7 B 127 TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA SEQRES 8 B 127 GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG SEQRES 9 B 127 TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER SEQRES 10 B 127 THR THR ALA VAL VAL THR ASN PRO LYS GLU SEQRES 1 A 127 GLY PRO THR GLY THR GLY GLU SER LYS CYS PRO LEU MET SEQRES 2 A 127 VAL LYS VAL LEU ASP ALA VAL ARG GLY SER PRO ALA ILE SEQRES 3 A 127 ASN VAL ALA VAL HIS VAL PHE ARG LYS ALA ALA ASP ASP SEQRES 4 A 127 THR TRP GLU PRO PHE ALA SER GLY LYS THR SER GLU SER SEQRES 5 A 127 GLY GLU LEU HIS GLY LEU THR THR GLU GLU GLU PHE VAL SEQRES 6 A 127 GLU GLY ILE TYR LYS VAL GLU ILE ASP THR LYS SER TYR SEQRES 7 A 127 TRP LYS ALA LEU GLY ILE SER PRO PHE HIS GLU HIS ALA SEQRES 8 A 127 GLU VAL VAL PHE THR ALA ASN ASP SER GLY PRO ARG ARG SEQRES 9 A 127 TYR THR ILE ALA ALA LEU LEU SER PRO TYR SER TYR SER SEQRES 10 A 127 THR THR ALA VAL VAL THR ASN PRO LYS GLU HET U1F B 201 22 HET U1F A 201 22 HETNAM U1F (3,5-DIMETHYLPHENYL)-(3-METHOXY-5-NITRO-4-OXIDANYL- HETNAM 2 U1F PHENYL)METHANONE FORMUL 3 U1F 2(C16 H16 N O5 1+) FORMUL 5 HOH *185(H2 O) HELIX 1 AA1 ASP B 74 LEU B 82 1 9 HELIX 2 AA2 ASP A 74 LEU A 82 1 9 SHEET 1 AA1 8 SER B 23 PRO B 24 0 SHEET 2 AA1 8 LEU B 12 ASP B 18 -1 N ASP B 18 O SER B 23 SHEET 3 AA1 8 ARG B 104 SER B 112 1 O LEU B 111 N LEU B 17 SHEET 4 AA1 8 SER B 115 THR B 123 -1 O THR B 123 N ARG B 104 SHEET 5 AA1 8 SER A 115 THR A 123 -1 O THR A 118 N TYR B 116 SHEET 6 AA1 8 ARG A 104 SER A 112 -1 N ARG A 104 O THR A 123 SHEET 7 AA1 8 LEU A 12 ASP A 18 1 N LEU A 17 O LEU A 111 SHEET 8 AA1 8 SER A 23 PRO A 24 -1 O SER A 23 N ASP A 18 SHEET 1 AA2 8 GLU B 54 LEU B 55 0 SHEET 2 AA2 8 LEU B 12 ASP B 18 -1 N VAL B 14 O LEU B 55 SHEET 3 AA2 8 ARG B 104 SER B 112 1 O LEU B 111 N LEU B 17 SHEET 4 AA2 8 SER B 115 THR B 123 -1 O THR B 123 N ARG B 104 SHEET 5 AA2 8 SER A 115 THR A 123 -1 O THR A 118 N TYR B 116 SHEET 6 AA2 8 ARG A 104 SER A 112 -1 N ARG A 104 O THR A 123 SHEET 7 AA2 8 LEU A 12 ASP A 18 1 N LEU A 17 O LEU A 111 SHEET 8 AA2 8 GLU A 54 LEU A 55 -1 O LEU A 55 N VAL A 14 SHEET 1 AA3 8 TRP B 41 LYS B 48 0 SHEET 2 AA3 8 ALA B 29 LYS B 35 -1 N VAL B 32 O ALA B 45 SHEET 3 AA3 8 GLY B 67 ILE B 73 -1 O GLU B 72 N HIS B 31 SHEET 4 AA3 8 HIS B 88 ALA B 97 -1 O ALA B 91 N ILE B 73 SHEET 5 AA3 8 HIS A 88 ALA A 97 -1 O VAL A 94 N GLU B 89 SHEET 6 AA3 8 GLY A 67 ILE A 73 -1 N ILE A 73 O ALA A 91 SHEET 7 AA3 8 ALA A 29 LYS A 35 -1 N HIS A 31 O GLU A 72 SHEET 8 AA3 8 TRP A 41 LYS A 48 -1 O ALA A 45 N VAL A 32 CRYST1 42.059 84.862 64.275 90.00 90.00 90.00 P 21 21 2 8 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 0.023776 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011784 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015558 0.00000