HEADER LYASE 02-OCT-07 2RFV TITLE HIGH RESOLUTION STRUCTURE OF L-METHIONINE GAMMA-LYASE FROM CITROBACTER TITLE 2 FREUNDII COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHIONINE GAMMA-LYASE; COMPND 3 CHAIN: A; COMPND 4 EC: 4.4.1.11; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CITROBACTER FREUNDII; SOURCE 3 GENE: MEGL; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET-MGL KEYWDS PYRIDOXAL-5'-PHOSPHATE, PLP-DEPENDENT ENZYME, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR A.D.NIKULIN,S.V.REVTOVICH,E.A.MOROZOVA,N.A.NEVSKAYA,S.V.NIKONOV, AUTHOR 2 M.B.GARBER,T.V.DEMIDKINA REVDAT 5 15-NOV-23 2RFV 1 REMARK REVDAT 4 30-AUG-23 2RFV 1 REMARK LINK REVDAT 3 25-OCT-17 2RFV 1 REMARK REVDAT 2 24-FEB-09 2RFV 1 VERSN REVDAT 1 19-AUG-08 2RFV 0 JRNL AUTH A.NIKULIN,S.REVTOVICH,E.MOROZOVA,N.NEVSKAYA,S.NIKONOV, JRNL AUTH 2 M.GARBER,T.DEMIDKINA JRNL TITL HIGH-RESOLUTION STRUCTURE OF METHIONINE GAMMA-LYASE FROM JRNL TITL 2 CITROBACTER FREUNDII. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 64 211 2008 JRNL REFN ISSN 0907-4449 JRNL PMID 18219122 JRNL DOI 10.1107/S0907444907065390 REMARK 2 REMARK 2 RESOLUTION. 1.36 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.36 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 95252 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.152 REMARK 3 FREE R VALUE : 0.177 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 4775 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 1.3700 - 1.3550 0.99 0 167 0.3410 0.3190 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.02220 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : -6.95340 REMARK 3 B13 (A**2) : 0.93110 REMARK 3 B23 (A**2) : 0.00000 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 : 0.008 NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : 0.070 NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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: IN THE REFINEMENT FLAT BULK SOLVENT REMARK 3 MODEL WAS USED. REMARK 4 REMARK 4 2RFV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-DEC-07. REMARK 100 THE DEPOSITION ID IS D_1000044808. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-05 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 : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.843 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 95252 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.350 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.6 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.03400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.1500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.540 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: 1Y4I REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 35% MMEPEG 2000, 50MM TRIS-HCL,0.2MM REMARK 280 PLP, 0.25% DTT, PH 8.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 303K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 28.22500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 61.40000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 63.96000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 28.22500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 61.40000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 63.96000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 28.22500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 61.40000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 63.96000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 28.22500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 61.40000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 63.96000 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 BIOLOGICAL ASSEMBLY IS A TETRAMER GENERATED FROM THE REMARK 300 MONOMER IN THE ASYMMETRIC UNIT BY THE CRYSTALLOGRAPHIC SYMMETRY REMARK 300 OPERATION. 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 20310 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 45850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -112.6 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 -1.000000 0.000000 0.000000 0.00000 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 350 BIOMT1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 CL CL A 399 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 610 LIES ON A SPECIAL POSITION. 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 50 REMARK 465 LEU A 51 REMARK 465 GLU A 52 REMARK 465 GLU A 53 REMARK 465 SER A 54 REMARK 465 PHE A 398 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 O HOH A 595 O HOH A 764 1.77 REMARK 500 O HOH A 641 O HOH A 681 2.06 REMARK 500 O HOH A 589 O HOH A 775 2.11 REMARK 500 NE2 HIS A 105 CD ARG A 132 2.15 REMARK 500 NE2 GLN A 19 O HOH A 763 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 132 CG ARG A 132 CD -0.233 REMARK 500 REMARK 500 REMARK: NULL 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 ILE A 57 -43.08 -140.89 REMARK 500 SER A 190 160.52 73.36 REMARK 500 SER A 190 160.52 69.54 REMARK 500 LLP A 210 -120.36 -89.51 REMARK 500 VAL A 236 -56.08 -120.25 REMARK 500 ILE A 241 -64.91 -136.49 REMARK 500 GLU A 332 15.56 -141.40 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 CL A 399 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Y4I RELATED DB: PDB REMARK 900 THE SAME PROTEIN SOLVED AT LOWER RESOLUTION. REMARK 999 REMARK 999 SEQUENCE REMARK 999 AUTHORS STATE THERE IS AN ERROR IN THE DATABASE SEQUENCE. DBREF 2RFV A 1 398 UNP Q84AR1 Q84AR1_CITFR 1 398 SEQADV 2RFV PHE A 133 UNP Q84AR1 LEU 133 SEE REMARK 999 SEQADV 2RFV ALA A 137 UNP Q84AR1 GLY 137 SEE REMARK 999 SEQRES 1 A 398 MET SER ASP CSO ARG THR TYR GLY PHE ASN THR GLN ILE SEQRES 2 A 398 VAL HIS ALA GLY GLN GLN PRO ASP PRO SER THR GLY ALA SEQRES 3 A 398 LEU SER THR PRO ILE PHE GLN THR SER THR PHE VAL PHE SEQRES 4 A 398 ASP SER ALA GLU GLN GLY ALA ALA ARG PHE ALA LEU GLU SEQRES 5 A 398 GLU SER GLY TYR ILE TYR THR ARG LEU GLY ASN PRO THR SEQRES 6 A 398 THR ASP ALA LEU GLU LYS LYS LEU ALA VAL LEU GLU ARG SEQRES 7 A 398 GLY GLU ALA GLY LEU ALA THR ALA SER GLY ILE SER ALA SEQRES 8 A 398 ILE THR THR THR LEU LEU THR LEU CYS GLN GLN GLY ASP SEQRES 9 A 398 HIS ILE VAL SER ALA SER ALA ILE TYR GLY CYS THR HIS SEQRES 10 A 398 ALA PHE LEU SER HIS SER MET PRO LYS PHE GLY ILE ASN SEQRES 11 A 398 VAL ARG PHE VAL ASP ALA ALA LYS PRO GLU GLU ILE ARG SEQRES 12 A 398 ALA ALA MET ARG PRO GLU THR LYS VAL VAL TYR ILE GLU SEQRES 13 A 398 THR PRO ALA ASN PRO THR LEU SER LEU VAL ASP ILE GLU SEQRES 14 A 398 THR VAL ALA GLY ILE ALA HIS GLN GLN GLY ALA LEU LEU SEQRES 15 A 398 VAL VAL ASP ASN THR PHE MET SER PRO TYR CYS GLN GLN SEQRES 16 A 398 PRO LEU GLN LEU GLY ALA ASP ILE VAL VAL HIS SER VAL SEQRES 17 A 398 THR LLP TYR ILE ASN GLY HIS GLY ASP VAL ILE GLY GLY SEQRES 18 A 398 ILE ILE VAL GLY LYS GLN GLU PHE ILE ASP GLN ALA ARG SEQRES 19 A 398 PHE VAL GLY LEU LYS ASP ILE THR GLY GLY CYS MET SER SEQRES 20 A 398 PRO PHE ASN ALA TRP LEU THR LEU ARG GLY VAL LYS THR SEQRES 21 A 398 LEU GLY ILE ARG MET GLU ARG HIS CYS GLU ASN ALA LEU SEQRES 22 A 398 LYS ILE ALA ARG PHE LEU GLU GLY HIS PRO SER ILE THR SEQRES 23 A 398 ARG VAL TYR TYR PRO GLY LEU SER SER HIS PRO GLN TYR SEQRES 24 A 398 GLU LEU GLY GLN ARG GLN MET SER LEU PRO GLY GLY ILE SEQRES 25 A 398 ILE SER PHE GLU ILE ALA GLY GLY LEU GLU ALA GLY ARG SEQRES 26 A 398 ARG MET ILE ASN SER VAL GLU LEU CYS LEU LEU ALA VAL SEQRES 27 A 398 SER LEU GLY ASP THR GLU THR LEU ILE GLN HIS PRO ALA SEQRES 28 A 398 SER MET THR HIS SER PRO VAL ALA PRO GLU GLU ARG LEU SEQRES 29 A 398 LYS ALA GLY ILE THR ASP GLY LEU ILE ARG LEU SER VAL SEQRES 30 A 398 GLY LEU GLU ASP PRO GLU ASP ILE ILE ASN ASP LEU GLU SEQRES 31 A 398 HIS ALA ILE ARG LYS ALA THR PHE MODRES 2RFV CSO A 4 CYS S-HYDROXYCYSTEINE MODRES 2RFV LLP A 210 LYS HET CSO A 4 7 HET LLP A 210 24 HET CL A 399 1 HETNAM CSO S-HYDROXYCYSTEINE HETNAM LLP (2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5- HETNAM 2 LLP (PHOSPHONOOXYMETHYL)PYRIDIN-4- HETNAM 3 LLP YL]METHYLIDENEAMINO]HEXANOIC ACID HETNAM CL CHLORIDE ION HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 CSO C3 H7 N O3 S FORMUL 1 LLP C14 H22 N3 O7 P FORMUL 2 CL CL 1- FORMUL 3 HOH *382(H2 O) HELIX 1 1 ASP A 3 TYR A 7 5 5 HELIX 2 2 GLY A 8 ALA A 16 1 9 HELIX 3 3 SER A 41 PHE A 49 1 9 HELIX 4 4 ASN A 63 ARG A 78 1 16 HELIX 5 5 SER A 87 CYS A 100 1 14 HELIX 6 6 TYR A 113 HIS A 122 1 10 HELIX 7 7 HIS A 122 PHE A 127 1 6 HELIX 8 8 LYS A 138 MET A 146 1 9 HELIX 9 9 ASP A 167 GLN A 178 1 12 HELIX 10 10 GLN A 195 GLY A 200 5 6 HELIX 11 11 LYS A 226 VAL A 236 1 11 HELIX 12 12 VAL A 236 ILE A 241 1 6 HELIX 13 13 SER A 247 LYS A 259 1 13 HELIX 14 14 THR A 260 GLY A 281 1 22 HELIX 15 15 GLN A 298 MET A 306 1 9 HELIX 16 16 GLY A 319 ASN A 329 1 11 HELIX 17 17 HIS A 349 THR A 354 1 6 HELIX 18 18 ALA A 359 ALA A 366 1 8 HELIX 19 19 ASP A 381 THR A 397 1 17 SHEET 1 A 7 ALA A 81 THR A 85 0 SHEET 2 A 7 GLY A 221 GLY A 225 -1 O GLY A 221 N THR A 85 SHEET 3 A 7 ILE A 203 SER A 207 -1 N VAL A 204 O VAL A 224 SHEET 4 A 7 LEU A 181 ASP A 185 1 N VAL A 184 O ILE A 203 SHEET 5 A 7 THR A 150 GLU A 156 1 N VAL A 153 O VAL A 183 SHEET 6 A 7 HIS A 105 ALA A 109 1 N HIS A 105 O LYS A 151 SHEET 7 A 7 ASN A 130 VAL A 134 1 O ARG A 132 N SER A 108 SHEET 1 B 5 ILE A 285 TYR A 289 0 SHEET 2 B 5 ILE A 312 ILE A 317 -1 O SER A 314 N TYR A 289 SHEET 3 B 5 LEU A 372 SER A 376 -1 O LEU A 375 N ILE A 313 SHEET 4 B 5 LEU A 346 GLN A 348 -1 N LEU A 346 O SER A 376 SHEET 5 B 5 LEU A 335 LEU A 336 1 N LEU A 335 O ILE A 347 LINK C ASP A 3 N CSO A 4 1555 1555 1.32 LINK C CSO A 4 N ARG A 5 1555 1555 1.32 LINK C THR A 209 N LLP A 210 1555 1555 1.33 LINK C LLP A 210 N TYR A 211 1555 1555 1.33 CISPEP 1 THR A 157 PRO A 158 0 -5.73 CISPEP 2 ASN A 160 PRO A 161 0 -0.79 SITE 1 AC1 2 HIS A 215 ARG A 256 CRYST1 56.450 122.800 127.920 90.00 90.00 90.00 I 2 2 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 0.017715 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008143 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007817 0.00000