HEADER HYDROLASE 31-MAR-22 7UK3 TITLE CRYSTAL STRUCTURE OF QUEUINE SALVAGE ENZYME DUF2419, WILD-TYPE (NON- TITLE 2 HIS6X TAGGED) COMPND MOL_ID: 1; COMPND 2 MOLECULE: QUEUOSINE SALVAGE PROTEIN DUF2419; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SPHAEROBACTER THERMOPHILUS DSM 20745; SOURCE 3 ORGANISM_TAXID: 479434; SOURCE 4 GENE: C9ORF64; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VARIANT: C41 KEYWDS 7-DEAZAGUANINE SALVAGE, QUEUOSINE, TRNA MODIFICATION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.-H.HUNG,M.A.SWAIRJO REVDAT 4 25-OCT-23 7UK3 1 REMARK REVDAT 3 08-FEB-23 7UK3 1 JRNL REVDAT 2 18-JAN-23 7UK3 1 JRNL REVDAT 1 21-DEC-22 7UK3 0 JRNL AUTH S.H.HUNG,G.I.ELLIOTT,T.R.RAMKUMAR,L.BURTNYAK, JRNL AUTH 2 C.J.MCGRENAGHAN,S.ALKUZWENY,S.QUAIYUM,D.IWATA-REUYL,X.PAN, JRNL AUTH 3 B.D.GREEN,V.P.KELLY,V.DE CRECY-LAGARD,M.A.SWAIRJO JRNL TITL STRUCTURAL BASIS OF QNG1-MEDIATED SALVAGE OF THE JRNL TITL 2 MICRONUTRIENT QUEUINE FROM QUEUOSINE-5'-MONOPHOSPHATE AS THE JRNL TITL 3 BIOLOGICAL SUBSTRATE. JRNL REF NUCLEIC ACIDS RES. V. 51 935 2023 JRNL REFN ESSN 1362-4962 JRNL PMID 36610787 JRNL DOI 10.1093/NAR/GKAC1231 REMARK 2 REMARK 2 RESOLUTION. 2.31 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0222 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.31 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.24 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 84.4 REMARK 3 NUMBER OF REFLECTIONS : 24343 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.152 REMARK 3 R VALUE (WORKING SET) : 0.151 REMARK 3 FREE R VALUE : 0.175 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1317 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.31 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.37 REMARK 3 REFLECTION IN BIN (WORKING SET) : 460 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 21.42 REMARK 3 BIN R VALUE (WORKING SET) : 0.2820 REMARK 3 BIN FREE R VALUE SET COUNT : 13 REMARK 3 BIN FREE R VALUE : 0.4160 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2530 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 126 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.49 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.14000 REMARK 3 B22 (A**2) : -1.14000 REMARK 3 B33 (A**2) : 3.70000 REMARK 3 B12 (A**2) : -0.57000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.145 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.101 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.756 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.969 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.957 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2670 ; 0.006 ; 0.014 REMARK 3 BOND LENGTHS OTHERS (A): 2323 ; 0.001 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3651 ; 1.021 ; 1.649 REMARK 3 BOND ANGLES OTHERS (DEGREES): 5417 ; 0.783 ; 1.627 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 332 ; 5.447 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 170 ;30.460 ;19.882 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 402 ;18.155 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 32 ;18.106 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 337 ; 0.041 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3141 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 547 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 4993 ; 1.483 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 72 ;43.912 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 4975 ;22.855 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 7UK3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-APR-22. REMARK 100 THE DEPOSITION ID IS D_1000264301. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-FEB-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97946 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 V721.3 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 V721.3 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30413 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 42.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 10.30 REMARK 200 R MERGE (I) : 0.26500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 3.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.34 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 9.60 REMARK 200 R MERGE FOR SHELL (I) : 6.59900 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 V1.19.2 REMARK 200 STARTING MODEL: 7U07 REMARK 200 REMARK 200 REMARK: NEEDLE CRYSTAL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 73.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM THIOCYNATE, 20% PEG3350, REMARK 280 PH 6.9, PH 7, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 43.10667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 86.21333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 86.21333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 43.10667 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 -2 REMARK 465 SER A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 ASP A 3 REMARK 465 PRO A 4 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 ASP A 56 -168.54 -172.73 REMARK 500 CYS A 74 79.70 59.26 REMARK 500 PHE A 197 -59.26 -120.97 REMARK 500 ASP A 216 -122.61 53.33 REMARK 500 ASP A 231 -153.29 -114.26 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 7U07 RELATED DB: PDB DBREF 7UK3 A 1 323 UNP D1C7A6 D1C7A6_SPHTD 1 323 SEQADV 7UK3 GLY A -2 UNP D1C7A6 EXPRESSION TAG SEQADV 7UK3 SER A -1 UNP D1C7A6 EXPRESSION TAG SEQADV 7UK3 HIS A 0 UNP D1C7A6 EXPRESSION TAG SEQRES 1 A 326 GLY SER HIS MET ALA ASP PRO GLY ASP ARG LEU GLY VAL SEQRES 2 A 326 LEU THR THR THR ARG ARG VAL VAL GLU GLN ALA GLN ALA SEQRES 3 A 326 VAL TRP ILE ASP HIS ASP ALA VAL ALA GLN ILE ALA GLU SEQRES 4 A 326 ALA PHE ALA ALA ARG GLN VAL THR PRO PRO THR TRP ASN SEQRES 5 A 326 ARG GLU LEU HIS TRP SER ASP GLY ARG GLU ALA LEU ALA SEQRES 6 A 326 ASN TYR ILE LEU VAL LEU ASP ALA VAL ASN PHE CYS PHE SEQRES 7 A 326 TRP GLY GLU PRO ARG TRP ARG ILE GLU TYR ALA GLY ALA SEQRES 8 A 326 VAL TYR ASP GLY TYR TRP ALA LEU ALA ALA SER LEU LYS SEQRES 9 A 326 ARG ALA LEU GLU GLN GLY VAL PRO LEU THR ASP ALA SER SEQRES 10 A 326 TYR LEU ALA GLU ILE THR ARG ASP ASP VAL ALA THR ILE SEQRES 11 A 326 PHE ALA GLY GLU GLY GLU ILE PRO LEU LEU ASP GLU ARG SEQRES 12 A 326 ALA ARG ILE LEU ARG GLU THR GLY SER VAL LEU ALA GLU SEQRES 13 A 326 ARG PHE ALA GLY ARG PHE SER ASP ALA ILE ALA ALA ALA SEQRES 14 A 326 GLY ARG SER ALA VAL ALA LEU VAL ASP ILE VAL THR ASN SEQRES 15 A 326 ALA PHE PRO SER PHE ARG ASP VAL ALA THR TYR ARG GLY SEQRES 16 A 326 GLU GLN VAL ARG PHE TYR LYS ARG ALA GLN ILE LEU VAL SEQRES 17 A 326 SER ASP LEU TYR GLY ALA PHE ASP GLY SER ASP LEU GLY SEQRES 18 A 326 ALA PHE ASP ASP LEU GLY GLU LEU THR ALA PHE ALA ASP SEQRES 19 A 326 TYR LYS VAL PRO GLN VAL LEU HIS HIS LEU GLY ILE LEU SEQRES 20 A 326 ARG TYR ALA PRO ALA LEU HIS ASP ARG LEU ALA ARG ARG SEQRES 21 A 326 GLU GLU ILE PRO ALA GLY SER PRO GLU GLU VAL GLU ILE SEQRES 22 A 326 ARG ALA ALA THR ILE TRP GLY VAL GLU GLU LEU ARG ARG SEQRES 23 A 326 ALA LEU ALA SER ARG GLY HIS ALA LEU ASP ALA TYR GLN SEQRES 24 A 326 VAL ASP TRP LEU LEU TRP ASP GLU GLY GLN ARG LEU PRO SEQRES 25 A 326 ALA GLY THR LEU PRO TYR HIS ARG THR ARG THR ILE PHE SEQRES 26 A 326 TYR FORMUL 2 HOH *126(H2 O) HELIX 1 AA1 GLY A 9 ALA A 21 1 13 HELIX 2 AA2 ASP A 27 ARG A 41 1 15 HELIX 3 AA3 ASN A 49 HIS A 53 5 5 HELIX 4 AA4 GLY A 57 VAL A 71 1 15 HELIX 5 AA5 GLY A 92 GLN A 106 1 15 HELIX 6 AA6 ASP A 112 ALA A 117 1 6 HELIX 7 AA7 THR A 120 PHE A 128 1 9 HELIX 8 AA8 LEU A 136 PHE A 155 1 20 HELIX 9 AA9 ARG A 158 ALA A 166 1 9 HELIX 10 AB1 SER A 169 PHE A 181 1 13 HELIX 11 AB2 PRO A 182 ARG A 185 5 4 HELIX 12 AB3 TYR A 198 PHE A 212 1 15 HELIX 13 AB4 SER A 215 ALA A 219 5 5 HELIX 14 AB5 ASP A 222 LEU A 226 5 5 HELIX 15 AB6 TYR A 232 LEU A 241 1 10 HELIX 16 AB7 ALA A 247 ARG A 256 1 10 HELIX 17 AB8 SER A 264 ARG A 288 1 25 HELIX 18 AB9 ASP A 293 GLY A 305 1 13 SHEET 1 AA1 2 VAL A 24 ILE A 26 0 SHEET 2 AA1 2 LEU A 244 TYR A 246 -1 O ARG A 245 N TRP A 25 SHEET 1 AA2 2 ARG A 82 TYR A 85 0 SHEET 2 AA2 2 ALA A 88 ASP A 91 -1 O TYR A 90 N ILE A 83 SHEET 1 AA3 2 VAL A 187 TYR A 190 0 SHEET 2 AA3 2 GLU A 193 ARG A 196 -1 O VAL A 195 N ALA A 188 CISPEP 1 GLU A 78 PRO A 79 0 -6.66 CRYST1 95.159 95.159 129.320 90.00 90.00 120.00 P 31 2 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 0.010509 0.006067 0.000000 0.00000 SCALE2 0.000000 0.012134 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007733 0.00000