PDB Short entry for 1I7B HEADER LYASE 08-MAR-01 1I7B TITLE HUMAN S-ADENOSYLMETHIONINE DECARBOXYLASE WITH COVALENTLY BOUND TITLE 2 PYRUVOYL GROUP AND COVALENTLY BOUND S-ADENOSYLMETHIONINE METHYL ESTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: S-ADENOSYLMETHIONINE DECARBOXYLASE BETA CHAIN; COMPND 3 CHAIN: B; COMPND 4 EC: 4.1.1.50; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: S-ADENOSYLMETHIONINE DECARBOXYLASE ALPHA CHAIN; COMPND 8 CHAIN: A; COMPND 9 EC: 4.1.1.50; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SPERMIDINE BIOSYNTHESIS, LYASE, DECARBOXYLASE, PYRUVATE, S- KEYWDS 2 ADENOSYLMETHIONINE, SANDWICH, ALLOSTERIC ENZYME, PYRUVOYL EXPDTA X-RAY DIFFRACTION AUTHOR W.D.TOLBERT,J.L.EKSTROM,I.I.MATHEWS,J.A.SECRIST III,A.E.PEGG, AUTHOR 2 S.E.EALICK REVDAT 7 15-NOV-23 1I7B 1 REMARK LINK ATOM REVDAT 6 31-JAN-18 1I7B 1 JRNL REVDAT 5 24-JAN-18 1I7B 1 JRNL REVDAT 4 29-SEP-10 1I7B 1 REMARK REVDAT 3 24-FEB-09 1I7B 1 VERSN REVDAT 2 01-APR-03 1I7B 1 JRNL REVDAT 1 22-AUG-01 1I7B 0 JRNL AUTH W.D.TOLBERT,J.L.EKSTROM,I.I.MATHEWS,J.A.SECRIST III, JRNL AUTH 2 P.KAPOOR,A.E.PEGG,S.E.EALICK JRNL TITL THE STRUCTURAL BASIS FOR SUBSTRATE SPECIFICITY AND JRNL TITL 2 INHIBITION OF HUMAN S-ADENOSYLMETHIONINE DECARBOXYLASE. JRNL REF BIOCHEMISTRY V. 40 9484 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11583147 JRNL DOI 10.1021/BI010735W REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.L.EKSTROM,I.I.MATHEWS,B.A.STANLEY,A.E.PEGG,S.E.EALICK REMARK 1 TITL THE CRYSTAL STRUCTURE OF HUMAN S-ADENOSYLMETHIONINE REMARK 1 TITL 2 DECARBOXYLASE AT 2.25 A RESOLUTION REVEALS A NOVEL FOLD REMARK 1 REF STRUCTURE V. 7 583 1999 REMARK 1 REFN ISSN 0969-2126 REMARK 1 DOI 10.1016/S0969-2126(99)80074-4 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.22 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 285249.980 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.2 REMARK 3 NUMBER OF REFLECTIONS : 25793 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 SET) : 0.204 REMARK 3 FREE R VALUE : 0.241 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2580 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3642 REMARK 3 BIN R VALUE (WORKING SET) : 0.2380 REMARK 3 BIN FREE R VALUE : 0.2790 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 419 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.014 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2521 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 185 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.88000 REMARK 3 B22 (A**2) : 1.97000 REMARK 3 B33 (A**2) : -7.85000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.63000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.18 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.110 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.740 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.630 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.080 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 35.05 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEINMAO.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEINMAO.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1I7B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-MAR-01. REMARK 100 THE DEPOSITION ID IS D_1000012994. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAY-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F2 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 : SI 1 1 1 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26560 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.08100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.01 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.30900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, TRIS-HCL PH 8.0, REMARK 280 DITHIOTHREITOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 49.98200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.62100 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 49.98200 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 25.62100 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 300 REMARK: THE NATIVE ENZYME IS A DIMER GENERATED BY THE REMARK 300 CRYSTALLOGRAPHIC TWO-FOLD. 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 BIOMT1 2 -1.000000 0.000000 0.000000 -18.15840 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 66.05873 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 B 1 REMARK 465 GLU B 2 REMARK 465 ALA B 3 REMARK 465 ASP B 24 REMARK 465 ALA B 25 REMARK 465 ASN B 26 REMARK 465 SER A 167 REMARK 465 ARG A 168 REMARK 465 VAL A 169 REMARK 465 ILE A 170 REMARK 465 ARG A 293 REMARK 465 THR A 294 REMARK 465 VAL A 295 REMARK 465 LEU A 296 REMARK 465 ALA A 297 REMARK 465 SER A 298 REMARK 465 GLN A 329 REMARK 465 GLN A 330 REMARK 465 GLN A 331 REMARK 465 GLN A 332 REMARK 465 GLN A 333 REMARK 465 SER A 334 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 GLN B 22 -45.55 103.37 REMARK 500 GLN B 48 41.48 74.17 REMARK 500 SER A 73 -168.54 -118.50 REMARK 500 CYS A 82 -152.88 -129.28 REMARK 500 PRO A 126 30.78 -96.54 REMARK 500 SER A 154 -158.75 -163.27 REMARK 500 PHE A 250 45.45 -157.94 REMARK 500 LYS A 301 -78.69 -82.23 REMARK 500 ILE A 302 109.82 62.59 REMARK 500 PHE A 315 -165.36 -107.35 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 SMM A 368 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PUT A 350 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JEN RELATED DB: PDB REMARK 900 RELATED ID: 1I72 RELATED DB: PDB REMARK 900 S-ADENOSYLMETHIONINE DECARBOXYLASE, 5'-DEOXY-5'-[N-METHYL-N-(2- REMARK 900 AMINOOXYETHYL) AMINO]ADENOSINE BOUND TO PVL REMARK 900 RELATED ID: 1I79 RELATED DB: PDB REMARK 900 S-ADENOSYLMETHIONINE DECARBOXYLASE, 5'-DEOXY-5'-[(3-HYDRAZINOPROPYL) REMARK 900 METHYLAMINO]ADENOSINE BOUND TO PVL REMARK 900 RELATED ID: 1I7C RELATED DB: PDB REMARK 900 S-ADENOSYLMETHIONINE DECARBOXYLASE, METHYLGLYOXAL BIS- REMARK 900 (GUANYLHYDRAZONE) REMARK 900 RELATED ID: 1I7M RELATED DB: PDB REMARK 900 S-ADENOSYLMETHIONINE DECARBOXYLASE, 4-AMIDINOINDAN-1-ONE-2'- REMARK 900 AMIDINOHYDRAZONE DBREF 1I7B B 1 67 UNP P17707 DCAM_HUMAN 1 67 DBREF 1I7B A 68 334 UNP P17707 DCAM_HUMAN 68 334 SEQADV 1I7B PYR A 68 UNP P17707 SER 68 SEE REMARK 999 SEQRES 1 B 67 MET GLU ALA ALA HIS PHE PHE GLU GLY THR GLU LYS LEU SEQRES 2 B 67 LEU GLU VAL TRP PHE SER ARG GLN GLN PRO ASP ALA ASN SEQRES 3 B 67 GLN GLY SER GLY ASP LEU ARG THR ILE PRO ARG SER GLU SEQRES 4 B 67 TRP ASP ILE LEU LEU LYS ASP VAL GLN CYS SER ILE ILE SEQRES 5 B 67 SER VAL THR LYS THR ASP LYS GLN GLU ALA TYR VAL LEU SEQRES 6 B 67 SER GLU SEQRES 1 A 267 PYR SER MET PHE VAL SER LYS ARG ARG PHE ILE LEU LYS SEQRES 2 A 267 THR CYS GLY THR THR LEU LEU LEU LYS ALA LEU VAL PRO SEQRES 3 A 267 LEU LEU LYS LEU ALA ARG ASP TYR SER GLY PHE ASP SER SEQRES 4 A 267 ILE GLN SER PHE PHE TYR SER ARG LYS ASN PHE MET LYS SEQRES 5 A 267 PRO SER HIS GLN GLY TYR PRO HIS ARG ASN PHE GLN GLU SEQRES 6 A 267 GLU ILE GLU PHE LEU ASN ALA ILE PHE PRO ASN GLY ALA SEQRES 7 A 267 GLY TYR CYS MET GLY ARG MET ASN SER ASP CYS TRP TYR SEQRES 8 A 267 LEU TYR THR LEU ASP PHE PRO GLU SER ARG VAL ILE SER SEQRES 9 A 267 GLN PRO ASP GLN THR LEU GLU ILE LEU MET SER GLU LEU SEQRES 10 A 267 ASP PRO ALA VAL MET ASP GLN PHE TYR MET LYS ASP GLY SEQRES 11 A 267 VAL THR ALA LYS ASP VAL THR ARG GLU SER GLY ILE ARG SEQRES 12 A 267 ASP LEU ILE PRO GLY SER VAL ILE ASP ALA THR MET PHE SEQRES 13 A 267 ASN PRO CYS GLY TYR SER MET ASN GLY MET LYS SER ASP SEQRES 14 A 267 GLY THR TYR TRP THR ILE HIS ILE THR PRO GLU PRO GLU SEQRES 15 A 267 PHE SER TYR VAL SER PHE GLU THR ASN LEU SER GLN THR SEQRES 16 A 267 SER TYR ASP ASP LEU ILE ARG LYS VAL VAL GLU VAL PHE SEQRES 17 A 267 LYS PRO GLY LYS PHE VAL THR THR LEU PHE VAL ASN GLN SEQRES 18 A 267 SER SER LYS CYS ARG THR VAL LEU ALA SER PRO GLN LYS SEQRES 19 A 267 ILE GLU GLY PHE LYS ARG LEU ASP CYS GLN SER ALA MET SEQRES 20 A 267 PHE ASN ASP TYR ASN PHE VAL PHE THR SER PHE ALA LYS SEQRES 21 A 267 LYS GLN GLN GLN GLN GLN SER HET PYR A 68 4 HET SMM A 368 28 HET PUT A 350 6 HETNAM PYR PYRUVIC ACID HETNAM SMM S-ADENOSYLMETHIONINE METHYL ESTER HETNAM PUT 1,4-DIAMINOBUTANE HETSYN PUT PUTRESCINE FORMUL 2 PYR C3 H4 O3 FORMUL 3 SMM C16 H26 N6 O5 S FORMUL 4 PUT C4 H12 N2 FORMUL 5 HOH *185(H2 O) HELIX 1 1 ASP B 31 ILE B 35 5 5 HELIX 2 2 PRO B 36 ASP B 46 1 11 HELIX 3 3 LEU A 86 LYS A 89 5 4 HELIX 4 4 ALA A 90 GLY A 103 1 14 HELIX 5 5 LYS A 119 GLN A 123 5 5 HELIX 6 6 ASN A 129 ALA A 139 1 11 HELIX 7 7 ASP A 185 ASP A 190 1 6 HELIX 8 8 THR A 199 SER A 207 1 9 HELIX 9 9 ILE A 209 ILE A 213 5 5 HELIX 10 10 GLU A 247 PHE A 250 5 4 HELIX 11 11 TYR A 264 LYS A 276 1 13 SHEET 1 A 8 SER B 50 LYS B 56 0 SHEET 2 A 8 GLN B 60 SER B 66 -1 N ALA B 62 O THR B 55 SHEET 3 A 8 MET A 70 SER A 73 -1 O MET A 70 N TYR B 63 SHEET 4 A 8 ARG A 76 THR A 81 -1 O ARG A 76 N SER A 73 SHEET 5 A 8 LYS B 12 SER B 19 -1 N LYS B 12 O THR A 81 SHEET 6 A 8 SER A 106 LYS A 115 -1 O SER A 106 N SER B 19 SHEET 7 A 8 CYS A 156 LEU A 162 -1 N TYR A 158 O ARG A 114 SHEET 8 A 8 GLY A 144 GLY A 150 -1 N ALA A 145 O THR A 161 SHEET 1 B 8 VAL A 217 MET A 222 0 SHEET 2 B 8 TYR A 228 MET A 233 -1 O SER A 229 N THR A 221 SHEET 3 B 8 TYR A 239 THR A 245 -1 O TRP A 240 N GLY A 232 SHEET 4 B 8 TYR A 252 THR A 257 -1 O TYR A 252 N THR A 245 SHEET 5 B 8 GLN A 175 LEU A 184 -1 N LEU A 177 O THR A 257 SHEET 6 B 8 PRO A 277 ASN A 287 -1 N GLY A 278 O SER A 182 SHEET 7 B 8 TYR A 318 LYS A 327 -1 N ASN A 319 O VAL A 286 SHEET 8 B 8 PHE A 305 MET A 314 -1 N LYS A 306 O ALA A 326 LINK C PYR A 68 N SER A 69 1555 1555 1.34 LINK CA PYR A 68 N SMM A 368 1555 1555 1.30 CISPEP 1 TYR A 125 PRO A 126 0 0.13 CISPEP 2 ASN A 224 PRO A 225 0 -0.46 SITE 1 AC1 20 PYR A 68 SER A 69 THR A 81 CYS A 82 SITE 2 AC1 20 THR A 85 PHE A 223 ASN A 224 CYS A 226 SITE 3 AC1 20 GLY A 227 TYR A 228 SER A 229 ILE A 244 SITE 4 AC1 20 THR A 245 PRO A 246 GLU A 247 HOH A 563 SITE 5 AC1 20 PHE B 7 LEU B 65 SER B 66 GLU B 67 SITE 1 AC2 10 PHE A 111 ASP A 174 THR A 176 PHE A 285 SITE 2 AC2 10 TYR A 318 HOH A 401 HOH A 404 HOH A 507 SITE 3 AC2 10 LEU B 13 GLU B 15 CRYST1 99.964 51.242 68.509 90.00 105.37 90.00 C 1 2 1 4 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 0.010004 0.000000 0.002750 0.00000 SCALE2 0.000000 0.019515 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015138 0.00000