HEADER BIOSYNTHETIC PROTEIN 24-JUN-20 7CET TITLE CRYSTAL STRUCTURE OF D-CYCLOSERINE-BOUND FORM OF CYSTEINE DESULFURASE TITLE 2 NIFS FROM HELICOBACTER PYLORI COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYSTEINE DESULFURASE ISCS; COMPND 3 CHAIN: A; COMPND 4 EC: 2.8.1.7; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HELICOBACTER PYLORI 26695; SOURCE 3 ORGANISM_TAXID: 85962; SOURCE 4 STRAIN: 26695; SOURCE 5 GENE: ISCS, HP_0220; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VARIANT: C41 KEYWDS CYSTEINE DESULFURASE, PLP-DEPENDENT ENZYME, CYSTEINE METABOLISM, KEYWDS 2 CYCLOSERINE, INHIBITOR, FE-S CLUSTER BIOSYNTHESIS, BIOSYNTHETIC KEYWDS 3 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR R.NAKAMURA,Y.TAKAHASHI,T.FUJISHIRO REVDAT 3 29-NOV-23 7CET 1 REMARK REVDAT 2 27-APR-22 7CET 1 JRNL REVDAT 1 30-JUN-21 7CET 0 JRNL AUTH R.NAKAMURA,S.OGAWA,Y.TAKAHASHI,T.FUJISHIRO JRNL TITL CYCLOSERINE ENANTIOMERS INHIBIT PLP-DEPENDENT CYSTEINE JRNL TITL 2 DESULFURASE SUFS VIA DISTINCT MECHANISMS. JRNL REF FEBS J. 2022 JRNL REFN ISSN 1742-464X JRNL PMID 35395703 JRNL DOI 10.1111/FEBS.16455 REMARK 2 REMARK 2 RESOLUTION. 2.64 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0253 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) : 2.64 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.14 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 20353 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) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1072 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.64 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.71 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1456 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.71 REMARK 3 BIN R VALUE (WORKING SET) : 0.4410 REMARK 3 BIN FREE R VALUE SET COUNT : 77 REMARK 3 BIN FREE R VALUE : 0.4530 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2781 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 26 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 66.93 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 78.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.12000 REMARK 3 B22 (A**2) : -0.12000 REMARK 3 B33 (A**2) : 0.24000 REMARK 3 B12 (A**2) : 0.00000 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): 0.297 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.245 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.196 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 20.765 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.955 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.917 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2877 ; 0.006 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3900 ; 1.761 ; 1.634 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 361 ; 7.278 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 144 ;38.339 ;22.500 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 500 ;20.721 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;14.224 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 385 ; 0.146 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2165 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL 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 : 3 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 2 A 59 REMARK 3 ORIGIN FOR THE GROUP (A): -24.6055 -34.7136 -2.6939 REMARK 3 T TENSOR REMARK 3 T11: 0.3464 T22: 0.3368 REMARK 3 T33: 0.3795 T12: -0.0907 REMARK 3 T13: 0.1630 T23: -0.2063 REMARK 3 L TENSOR REMARK 3 L11: 1.2797 L22: 0.7650 REMARK 3 L33: 2.1572 L12: 0.0113 REMARK 3 L13: 0.8577 L23: -0.2113 REMARK 3 S TENSOR REMARK 3 S11: -0.1150 S12: 0.4904 S13: -0.4317 REMARK 3 S21: 0.3958 S22: -0.0216 S23: 0.0187 REMARK 3 S31: 0.1833 S32: -0.0067 S33: 0.1366 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 60 A 243 REMARK 3 ORIGIN FOR THE GROUP (A): -8.7149 -18.6628 -13.1610 REMARK 3 T TENSOR REMARK 3 T11: 0.0880 T22: 0.6600 REMARK 3 T33: 0.2355 T12: -0.0719 REMARK 3 T13: 0.0234 T23: 0.0319 REMARK 3 L TENSOR REMARK 3 L11: 0.6077 L22: 1.4581 REMARK 3 L33: 0.7498 L12: -0.2149 REMARK 3 L13: -0.2816 L23: 0.1349 REMARK 3 S TENSOR REMARK 3 S11: -0.0019 S12: 0.4332 S13: -0.0076 REMARK 3 S21: 0.1537 S22: -0.0280 S23: -0.1618 REMARK 3 S31: -0.0840 S32: 0.2480 S33: 0.0299 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 244 A 385 REMARK 3 ORIGIN FOR THE GROUP (A): -31.9950 -23.9693 -27.4063 REMARK 3 T TENSOR REMARK 3 T11: 0.0571 T22: 0.7696 REMARK 3 T33: 0.0889 T12: -0.0410 REMARK 3 T13: -0.0043 T23: -0.1733 REMARK 3 L TENSOR REMARK 3 L11: 1.4861 L22: 1.0365 REMARK 3 L33: 1.4745 L12: -0.4525 REMARK 3 L13: 0.0472 L23: 0.0906 REMARK 3 S TENSOR REMARK 3 S11: -0.0571 S12: 0.8107 S13: -0.1621 REMARK 3 S21: 0.0340 S22: -0.1489 S23: 0.0480 REMARK 3 S31: -0.0394 S32: -0.0433 S33: 0.2060 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: U VALUES : WITH TLS ADDED REMARK 4 REMARK 4 7CET COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1300017481. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JUN-19 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 : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NUMERICAL LINK TYPE SI(111) REMARK 200 DOUBLE CRYSTAL MONOCHROMATOR 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 : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21427 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.640 REMARK 200 RESOLUTION RANGE LOW (A) : 48.140 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 3.966 REMARK 200 R MERGE (I) : 0.05187 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.3800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.64 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.92 REMARK 200 R MERGE FOR SHELL (I) : 0.73120 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.970 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 5WT2 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 69.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.085 M SODIUM HEPES, 17% (W/V) PEG REMARK 280 4000, 8.5% (V/V) ISOPROPYL ALCOHOL, 15% (V/V) GLYCEROL, PH 7.5, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 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 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 66.85000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 51.60000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 51.60000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 33.42500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 51.60000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 51.60000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 100.27500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 51.60000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 51.60000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 33.42500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 51.60000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 51.60000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 100.27500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 66.85000 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: 6190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -47.0 KCAL/MOL 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 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 MET A 1 REMARK 465 SER A 326 REMARK 465 ALA A 327 REMARK 465 CYS A 328 REMARK 465 ALA A 329 REMARK 465 SER A 330 REMARK 465 GLU A 331 REMARK 465 ASP A 332 REMARK 465 LEU A 333 REMARK 465 GLU A 334 REMARK 465 ALA A 335 REMARK 465 ASN A 336 REMARK 465 PRO A 337 REMARK 465 VAL A 338 REMARK 465 MET A 339 REMARK 465 VAL A 340 REMARK 465 ALA A 341 REMARK 465 ILE A 342 REMARK 465 GLY A 343 REMARK 465 ALA A 344 REMARK 465 SER A 345 REMARK 465 LYS A 346 REMARK 465 GLU A 347 REMARK 465 LEU A 348 REMARK 465 ALA A 349 REMARK 465 HIS A 350 REMARK 465 SER A 386 REMARK 465 TYR A 387 REMARK 465 VAL A 388 REMARK 465 ASP A 389 REMARK 465 LEU A 390 REMARK 465 VAL A 391 REMARK 465 PRO A 392 REMARK 465 ARG A 393 REMARK 465 GLY A 394 REMARK 465 SER A 395 REMARK 465 HIS A 396 REMARK 465 HIS A 397 REMARK 465 HIS A 398 REMARK 465 HIS A 399 REMARK 465 HIS A 400 REMARK 465 HIS A 401 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 12 166.43 173.18 REMARK 500 ARG A 28 -93.07 -107.26 REMARK 500 CYS A 72 169.51 170.23 REMARK 500 ASN A 196 53.20 32.70 REMARK 500 PHE A 207 45.32 -146.00 REMARK 500 SER A 220 126.05 -39.88 REMARK 500 GLU A 232 -65.09 -98.55 REMARK 500 ASN A 235 52.87 26.84 REMARK 500 LYS A 281 -75.58 -62.63 REMARK 500 ILE A 282 105.85 -27.77 REMARK 500 PRO A 283 -66.36 -3.10 REMARK 500 HIS A 293 59.87 -90.05 REMARK 500 ASN A 319 32.03 75.76 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 IPA A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 7TS A 503 DBREF 7CET A 1 387 UNP O25008 ISCS_HELPY 1 387 SEQADV 7CET VAL A 2 UNP O25008 LEU 2 ENGINEERED MUTATION SEQADV 7CET ARG A 138 UNP O25008 LYS 138 ENGINEERED MUTATION SEQADV 7CET VAL A 388 UNP O25008 EXPRESSION TAG SEQADV 7CET ASP A 389 UNP O25008 EXPRESSION TAG SEQADV 7CET LEU A 390 UNP O25008 EXPRESSION TAG SEQADV 7CET VAL A 391 UNP O25008 EXPRESSION TAG SEQADV 7CET PRO A 392 UNP O25008 EXPRESSION TAG SEQADV 7CET ARG A 393 UNP O25008 EXPRESSION TAG SEQADV 7CET GLY A 394 UNP O25008 EXPRESSION TAG SEQADV 7CET SER A 395 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 396 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 397 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 398 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 399 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 400 UNP O25008 EXPRESSION TAG SEQADV 7CET HIS A 401 UNP O25008 EXPRESSION TAG SEQRES 1 A 401 MET VAL GLN ARG ILE TYR LEU ASP ASN ASN ALA THR THR SEQRES 2 A 401 ARG ILE ASP PRO LYS VAL LYS GLU ILE MET ASP PRO PHE SEQRES 3 A 401 LEU ARG ASP HIS TYR GLY ASN PRO SER SER LEU HIS GLN SEQRES 4 A 401 PHE GLY THR GLU THR HIS PRO ALA ILE ALA GLU ALA LEU SEQRES 5 A 401 ASP LYS LEU TYR LYS GLY ILE ASN ALA ARG ASP ILE ASP SEQRES 6 A 401 ASP VAL ILE ILE THR SER CYS ALA THR GLU SER ASN ASN SEQRES 7 A 401 TRP VAL LEU LYS GLY VAL TYR PHE ASP GLU CYS LEU LYS SEQRES 8 A 401 LYS GLY LYS ASN HIS ILE VAL THR THR VAL ALA GLU HIS SEQRES 9 A 401 PRO ALA VAL ARG SER THR CYS ASN PHE LEU GLU SER LEU SEQRES 10 A 401 GLY VAL GLU VAL THR TYR LEU PRO ILE ASN GLU HIS GLY SEQRES 11 A 401 SER ILE THR ALA GLU GLN VAL ARG GLU ALA ILE THR GLU SEQRES 12 A 401 LYS THR ALA LEU VAL SER VAL MET TRP ALA ASN ASN GLU SEQRES 13 A 401 THR GLY LEU ILE PHE PRO ILE GLU GLU ILE GLY ALA ILE SEQRES 14 A 401 CYS LYS GLU LYS GLY VAL LEU PHE HIS THR ASP ALA VAL SEQRES 15 A 401 GLN ALA ILE GLY LYS ILE PRO VAL ASP VAL LEU LYS ALA SEQRES 16 A 401 ASN ALA ASP PHE LEU SER PHE SER ALA HIS LYS PHE HIS SEQRES 17 A 401 GLY PRO LYS GLY ILE GLY GLY LEU TYR ILE ARG SER GLY SEQRES 18 A 401 VAL GLY LEU THR PRO LEU PHE HIS GLY GLY GLU HIS MET SEQRES 19 A 401 ASN GLY ARG ARG SER GLY THR LEU ASN VAL PRO TYR ILE SEQRES 20 A 401 VAL GLY MET GLY GLU ALA MET LYS LEU ALA VAL GLU HIS SEQRES 21 A 401 LEU ASP TYR GLU LYS GLU VAL VAL GLY LYS LEU ARG ASP SEQRES 22 A 401 LYS LEU GLU GLU ALA LEU LEU LYS ILE PRO ASP VAL MET SEQRES 23 A 401 VAL VAL GLY ASP ARG ILE HIS ARG VAL PRO ASN THR THR SEQRES 24 A 401 LEU VAL SER VAL ARG GLY ILE GLU GLY GLU ALA MET LEU SEQRES 25 A 401 TRP ASP LEU ASN ARG SER ASN ILE ALA ALA SER THR GLY SEQRES 26 A 401 SER ALA CYS ALA SER GLU ASP LEU GLU ALA ASN PRO VAL SEQRES 27 A 401 MET VAL ALA ILE GLY ALA SER LYS GLU LEU ALA HIS THR SEQRES 28 A 401 ALA ILE ARG LEU SER LEU SER ARG PHE ASN THR GLU ALA SEQRES 29 A 401 GLU ILE ASP LYS THR ILE GLU VAL PHE SER GLN ALA ALA SEQRES 30 A 401 VAL ARG LEU ARG ASN ILE SER SER SER TYR VAL ASP LEU SEQRES 31 A 401 VAL PRO ARG GLY SER HIS HIS HIS HIS HIS HIS HET IPA A 501 4 HET CL A 502 1 HET 7TS A 503 22 HETNAM IPA ISOPROPYL ALCOHOL HETNAM CL CHLORIDE ION HETNAM 7TS (5-HYDROXY-6-METHYL-4-{[(3-OXO-2,3-DIHYDRO-1,2-OXAZOL- HETNAM 2 7TS 4-YL)AMINO]METHYL}PYRIDIN-3-YL)METHYL DIHYDROGEN HETNAM 3 7TS PHOSPHATE HETSYN IPA 2-PROPANOL FORMUL 2 IPA C3 H8 O FORMUL 3 CL CL 1- FORMUL 4 7TS C11 H14 N3 O7 P FORMUL 5 HOH *26(H2 O) HELIX 1 AA1 ASP A 16 ARG A 28 1 13 HELIX 2 AA2 HIS A 38 GLU A 43 1 6 HELIX 3 AA3 THR A 44 ASN A 60 1 17 HELIX 4 AA4 CYS A 72 GLU A 88 1 17 HELIX 5 AA5 HIS A 104 LEU A 117 1 14 HELIX 6 AA6 THR A 133 GLU A 139 1 7 HELIX 7 AA7 PRO A 162 LYS A 173 1 12 HELIX 8 AA8 HIS A 205 PHE A 207 5 3 HELIX 9 AA9 HIS A 233 ARG A 237 5 5 HELIX 10 AB1 ASN A 243 HIS A 260 1 18 HELIX 11 AB2 HIS A 260 VAL A 267 1 8 HELIX 12 AB3 VAL A 267 ILE A 282 1 16 HELIX 13 AB4 GLU A 307 SER A 318 1 12 HELIX 14 AB5 THR A 362 SER A 385 1 24 SHEET 1 AA1 2 ILE A 5 TYR A 6 0 SHEET 2 AA1 2 ILE A 320 ALA A 321 1 O ALA A 321 N ILE A 5 SHEET 1 AA2 7 ASP A 66 THR A 70 0 SHEET 2 AA2 7 GLY A 214 ILE A 218 -1 O ILE A 218 N ASP A 66 SHEET 3 AA2 7 PHE A 199 SER A 203 -1 N LEU A 200 O TYR A 217 SHEET 4 AA2 7 LEU A 176 ASP A 180 1 N THR A 179 O PHE A 199 SHEET 5 AA2 7 THR A 145 SER A 149 1 N VAL A 148 O HIS A 178 SHEET 6 AA2 7 HIS A 96 THR A 100 1 N HIS A 96 O ALA A 146 SHEET 7 AA2 7 GLU A 120 LEU A 124 1 O LEU A 124 N THR A 99 SHEET 1 AA3 3 THR A 298 VAL A 301 0 SHEET 2 AA3 3 ILE A 353 SER A 356 -1 O ILE A 353 N VAL A 301 SHEET 3 AA3 3 SER A 323 THR A 324 -1 N SER A 323 O ARG A 354 SITE 1 AC1 4 TYR A 56 ASP A 66 VAL A 67 ASN A 235 SITE 1 AC2 2 LYS A 82 PRO A 226 SITE 1 AC3 14 ASN A 10 CYS A 72 ALA A 73 THR A 74 SITE 2 AC3 14 HIS A 104 ASN A 155 ASP A 180 VAL A 182 SITE 3 AC3 14 SER A 203 HIS A 205 LYS A 206 GLY A 240 SITE 4 AC3 14 THR A 241 HOH A 620 CRYST1 103.200 103.200 133.700 90.00 90.00 90.00 P 41 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 0.009690 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009690 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007479 0.00000