HEADER TRANSFERASE 07-FEB-24 8RXG TITLE CRYSTAL STRUCTURE OF ALPHA-KETO C-METHYL TRANSFERASE SGVM BOUND TO SAM COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES GRISEOVIRIDIS; SOURCE 3 ORGANISM_TAXID: 45398; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21-GOLD (DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET28A (+) KEYWDS S ADENOSYLMETHIONINE-DEPENDENT METHYLTRANSFERASES, BIOCATALYSIS, C- KEYWDS 2 ALKYLATION, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.GERHARDT,J.N.ANDEXER REVDAT 2 16-OCT-24 8RXG 1 JRNL REVDAT 1 24-JUL-24 8RXG 0 JRNL AUTH C.SOMMER-KAMANN,J.BREILTGENS,Z.ZOU,S.GERHARDT, JRNL AUTH 2 R.SALEEM-BATCHA,F.KEMPER,O.EINSLE,J.N.ANDEXER,M.MULLER JRNL TITL STRUCTURES AND PROTEIN ENGINEERING OF THE ALPHA-KETO ACID JRNL TITL 2 C-METHYLTRANSFERASES SGVM AND MRSA FOR RATIONAL SUBSTRATE JRNL TITL 3 TRANSFER. JRNL REF CHEMBIOCHEM V. 25 00258 2024 JRNL REFN ESSN 1439-7633 JRNL PMID 38887142 JRNL DOI 10.1002/CBIC.202400258 REMARK 2 REMARK 2 RESOLUTION. 1.81 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.4 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.81 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 63.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 38503 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) : 0.195 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1927 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.81 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.83 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 80.82 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3844 REMARK 3 BIN FREE R VALUE : 0.3693 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 42 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2571 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 38 REMARK 3 SOLVENT ATOMS : 348 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 53.89 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.84790 REMARK 3 B22 (A**2) : -3.84790 REMARK 3 B33 (A**2) : 7.69580 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.230 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.130 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.127 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.150 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.120 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.945 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 5207 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 9368 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1563 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 874 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 5207 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 346 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : 1 ; 1.000 ; HARMONIC REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 4901 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 0.95 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.50 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 15.70 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): -0.4658 23.2931 -3.5484 REMARK 3 T TENSOR REMARK 3 T11: -0.0202 T22: 0.1103 REMARK 3 T33: 0.0882 T12: 0.0304 REMARK 3 T13: -0.0111 T23: 0.0091 REMARK 3 L TENSOR REMARK 3 L11: 0.7328 L22: 0.8995 REMARK 3 L33: 1.6725 L12: 0.2 REMARK 3 L13: -0.215 L23: -0.119 REMARK 3 S TENSOR REMARK 3 S11: 0.0232 S12: 0.0114 S13: -0.1268 REMARK 3 S21: 0.0114 S22: 0.0137 S23: -0.4513 REMARK 3 S31: -0.1268 S32: -0.4513 S33: -0.0368 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 8RXG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 07-FEB-24. REMARK 100 THE DEPOSITION ID IS D_1292136450. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAR-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000040 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC, XDS JUN 30, 2023 REMARK 200 DATA SCALING SOFTWARE : AUTOPROC 1.0.5, AIMLESS 0.7.15 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39049 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.813 REMARK 200 RESOLUTION RANGE LOW (A) : 63.086 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 26.30 REMARK 200 R MERGE (I) : 0.20300 REMARK 200 R SYM (I) : 0.20300 REMARK 200 FOR THE DATA SET : 12.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.81 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 27.50 REMARK 200 R MERGE FOR SHELL (I) : 8.70800 REMARK 200 R SYM FOR SHELL (I) : 8.70800 REMARK 200 FOR SHELL : 0.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS/HCL PH 8.5, 250 MM LI2SO4, REMARK 280 AND 23% PEG 3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 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 91.50300 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.60250 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.60250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 137.25450 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.60250 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.60250 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 45.75150 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.60250 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.60250 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 137.25450 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.60250 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.60250 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 45.75150 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 91.50300 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -130.0 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 ALA A 2 REMARK 465 THR A 3 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 HIS A 4 CG ND1 CD2 CE1 NE2 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 PHE A 149 -37.12 -149.68 REMARK 500 MET A 210 47.57 -144.81 REMARK 500 GLU A 250 41.04 -109.70 REMARK 500 TYR A 279 72.01 37.36 REMARK 500 THR A 331 -0.66 80.37 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 A1448 DISTANCE = 6.29 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A1001 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 244 NE2 REMARK 620 2 HIS A 296 NE2 90.1 REMARK 620 3 COI A1002 O2 176.8 93.0 REMARK 620 4 COI A1002 O3 106.5 89.0 74.3 REMARK 620 5 SAM A1004 OXT 79.5 165.1 97.3 104.0 REMARK 620 6 HOH A1118 O 87.4 96.5 91.6 165.2 72.7 REMARK 620 N 1 2 3 4 5 DBREF 8RXG A 1 339 UNP R9UTR3 R9UTR3_STRGD 1 339 SEQRES 1 A 339 MET ALA THR HIS ASP ILE ALA ALA GLN HIS LEU ALA ASP SEQRES 2 A 339 GLY ILE ALA ALA SER GLY PRO ALA PRO ASP LEU ALA ALA SEQRES 3 A 339 ALA ALA ALA PHE LEU GLU MET GLY ASP ARG LEU GLY VAL SEQRES 4 A 339 VAL ALA HIS LEU ASP PRO ASP ARG THR LEU GLU THR ALA SEQRES 5 A 339 GLU VAL ALA ALA ALA LEU ASP LEU PRO GLU PRO ALA LEU SEQRES 6 A 339 VAL ARG TYR LEU ASP ALA VAL GLU SER ALA GLY LEU VAL SEQRES 7 A 339 ILE ARG GLU GLY GLU GLY ARG TYR ARG ALA CYS PRO ASP SEQRES 8 A 339 PHE ASP THR ILE ARG HIS GLN ALA GLY TYR ILE SER TRP SEQRES 9 A 339 THR MET ASN ALA ASN ARG PRO PHE ILE GLU ASN ALA ARG SEQRES 10 A 339 ASP PHE PHE THR ASP TRP ASP LYS ALA ALA ARG THR HIS SEQRES 11 A 339 VAL ARG ASP TYR ARG GLU VAL ALA VAL SER SER GLN TRP SEQRES 12 A 339 MET GLY SER HIS ALA PHE TYR PRO THR ALA LEU ALA THR SEQRES 13 A 339 ILE ILE ASP ALA ALA PRO ARG LYS VAL VAL ASP LEU GLY SEQRES 14 A 339 ALA GLY THR CYS ARG LEU LEU ILE GLU VAL LEU GLY ALA SEQRES 15 A 339 VAL PRO GLY SER THR GLY VAL GLY LEU ASP PHE ALA ALA SEQRES 16 A 339 ASP ALA CYS ARG ALA ALA GLU GLN ALA VAL ALA GLN ALA SEQRES 17 A 339 GLY MET THR ASP ARG LEU THR VAL VAL GLU ARG THR ILE SEQRES 18 A 339 GLN SER VAL ALA THR ASP PRO GLY VAL LEU GLU GLY ALA SEQRES 19 A 339 ASP VAL ILE HIS ALA GLY PHE VAL PHE HIS ASP MET LEU SEQRES 20 A 339 PRO GLU GLU GLU ASP VAL CYS ASP GLN VAL LEU ALA ASN SEQRES 21 A 339 CYS ARG GLU SER LEU ALA PRO GLY GLY PHE LEU ALA ILE SEQRES 22 A 339 THR ASP ALA VAL PRO TYR LEU ARG ASN ASP ARG GLU ARG SEQRES 23 A 339 ARG PHE SER ALA ALA VAL SER TYR TYR HIS GLY GLU PHE SEQRES 24 A 339 MET ARG ARG ARG LEU GLN SER GLU GLU GLU TRP VAL GLU SEQRES 25 A 339 ARG LEU ARG GLY ALA GLY PHE SER ASP VAL ARG ALA LEU SEQRES 26 A 339 THR LEU ALA PHE PRO THR GLY ARG LEU PHE LEU ALA HIS SEQRES 27 A 339 ARG HET ZN A1001 1 HET COI A1002 18 HET CL A1003 1 HET SAM A1004 50 HETNAM ZN ZINC ION HETNAM COI 2-OXO-4-METHYLPENTANOIC ACID HETNAM CL CHLORIDE ION HETNAM SAM S-ADENOSYLMETHIONINE HETSYN COI ALPHA-KETOISOCAPROIC ACID FORMUL 2 ZN ZN 2+ FORMUL 3 COI C6 H10 O3 FORMUL 4 CL CL 1- FORMUL 5 SAM C15 H22 N6 O5 S FORMUL 6 HOH *348(H2 O) HELIX 1 AA1 HIS A 4 GLY A 19 1 16 HELIX 2 AA2 PRO A 20 LEU A 37 1 18 HELIX 3 AA3 VAL A 39 LEU A 43 5 5 HELIX 4 AA4 THR A 51 LEU A 58 1 8 HELIX 5 AA5 PRO A 61 ALA A 75 1 15 HELIX 6 AA6 ASP A 91 ASN A 107 1 17 HELIX 7 AA7 ASN A 109 ASN A 115 1 7 HELIX 8 AA8 ASN A 115 ASP A 122 1 8 HELIX 9 AA9 ASP A 122 HIS A 130 1 9 HELIX 10 AB1 ASP A 133 PHE A 149 1 17 HELIX 11 AB2 PHE A 149 ALA A 160 1 12 HELIX 12 AB3 CYS A 173 VAL A 183 1 11 HELIX 13 AB4 ALA A 194 GLY A 209 1 16 HELIX 14 AB5 ILE A 221 ALA A 225 5 5 HELIX 15 AB6 PRO A 228 GLU A 232 5 5 HELIX 16 AB7 VAL A 242 LEU A 247 5 6 HELIX 17 AB8 GLU A 250 LEU A 265 1 16 HELIX 18 AB9 GLU A 285 PHE A 299 1 15 HELIX 19 AC1 SER A 306 ALA A 317 1 12 SHEET 1 AA1 3 THR A 48 GLU A 50 0 SHEET 2 AA1 3 ARG A 85 ALA A 88 -1 O TYR A 86 N LEU A 49 SHEET 3 AA1 3 VAL A 78 ARG A 80 -1 N ILE A 79 O ARG A 87 SHEET 1 AA2 7 LEU A 214 GLU A 218 0 SHEET 2 AA2 7 THR A 187 ASP A 192 1 N GLY A 188 O THR A 215 SHEET 3 AA2 7 LYS A 164 LEU A 168 1 N ASP A 167 O VAL A 189 SHEET 4 AA2 7 VAL A 236 GLY A 240 1 O HIS A 238 N LEU A 168 SHEET 5 AA2 7 PHE A 270 ALA A 276 1 O ALA A 272 N ILE A 237 SHEET 6 AA2 7 GLY A 332 HIS A 338 -1 O PHE A 335 N ILE A 273 SHEET 7 AA2 7 ASP A 321 THR A 326 -1 N ASP A 321 O HIS A 338 LINK NE2 HIS A 244 ZN ZN A1001 1555 1555 2.28 LINK NE2 HIS A 296 ZN ZN A1001 1555 1555 2.25 LINK ZN ZN A1001 O2 COI A1002 1555 1555 2.34 LINK ZN ZN A1001 O3 COI A1002 1555 1555 2.28 LINK ZN ZN A1001 OXT SAM A1004 1555 1555 2.15 LINK ZN ZN A1001 O HOH A1118 1555 1555 2.43 CISPEP 1 LEU A 247 PRO A 248 0 4.21 CRYST1 67.205 67.205 183.006 90.00 90.00 90.00 P 43 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 0.014880 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014880 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005464 0.00000