HEADER TRANSFERASE/TRANSFERASE INHIBITOR 11-FEB-14 4ORE TITLE CYRSTAL STRUCTURE OF O-ACETYLSERINE SULFHYDRYLASE TERNARY COMPLEX FROM TITLE 2 HAEMOPHILUS INFLUENZAE AT 2.2 A COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYSTEINE SYNTHASE; COMPND 3 CHAIN: X; COMPND 4 SYNONYM: CSASE, O-ACETYLSERINE (THIOL)-LYASE, OAS-TL, O-ACETYLSERINE COMPND 5 SULFHYDRYLASE; COMPND 6 EC: 2.5.1.47; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: PEPTIDE INHIBITOR; COMPND 10 CHAIN: A; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 71421; SOURCE 4 STRAIN: ATCC51907; SOURCE 5 GENE: CYSK, HI_1103; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: K-12; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET 28A; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES KEYWDS ALPHA/BETA FOLD, PYRIDOXAL PHOSPHATE CO-FACTOR, CYSTEINE KEYWDS 2 SYNTHASE/CYSTATHIONINE BETA-SYNTHASE FAMILY, CYSTEINE SYNTHASE KEYWDS 3 ACTIVITY, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.KAUSHIK,M.K.EKKA,A.K.SINGH,S.KUMARAN REVDAT 3 06-DEC-23 4ORE 1 REMARK REVDAT 2 08-NOV-23 4ORE 1 REMARK SEQADV LINK REVDAT 1 11-FEB-15 4ORE 0 JRNL AUTH A.KAUSHIK,M.K.EKKA,A.K.SINGH,S.KUMARAN JRNL TITL CYRSTAL STRUCTURE OF O-ACETYLSERINE SULFHYDRYLASE TERNARY JRNL TITL 2 COMPLEX FROM HAEMOPHILUS INFLUENZAE AT 2.2 A JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.68 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.470 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 14742 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.226 REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.279 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.180 REMARK 3 FREE R VALUE TEST SET COUNT : 1473 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 39.6822 - 4.8900 0.99 2450 121 0.2315 0.2441 REMARK 3 2 4.8900 - 3.8824 1.00 2446 129 0.1702 0.2297 REMARK 3 3 3.8824 - 3.3920 1.00 2470 134 0.1845 0.2859 REMARK 3 4 3.3920 - 3.0820 1.00 2426 150 0.1890 0.2266 REMARK 3 5 3.0820 - 2.8611 1.00 2471 132 0.2184 0.2766 REMARK 3 6 2.8611 - 2.6925 1.00 2435 137 0.2355 0.2857 REMARK 3 7 2.6925 - 2.5577 1.00 2462 132 0.2078 0.2727 REMARK 3 8 2.5577 - 2.4463 1.00 2441 149 0.2189 0.2904 REMARK 3 9 2.4463 - 2.3522 1.00 2476 120 0.2373 0.3717 REMARK 3 10 2.3522 - 2.2710 0.99 2414 147 0.2955 0.3342 REMARK 3 11 2.2710 - 2.2000 0.99 2445 122 0.4272 0.4687 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 REMARK 3 SHRINKAGE RADIUS : 0.86 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 45.11 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.360 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 30.330 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.97410 REMARK 3 B22 (A**2) : -4.97410 REMARK 3 B33 (A**2) : 9.94830 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 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 : 0.007 2340 REMARK 3 ANGLE : 1.152 3180 REMARK 3 CHIRALITY : 0.078 381 REMARK 3 PLANARITY : 0.006 410 REMARK 3 DIHEDRAL : 14.837 835 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: NULL REMARK 4 REMARK 4 4ORE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-FEB-14. REMARK 100 THE DEPOSITION ID IS D_1000084855. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-DEC-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE POLAR 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 : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22189 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.030 REMARK 200 RESOLUTION RANGE LOW (A) : 39.676 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 13.0 REMARK 200 DATA REDUNDANCY : 7.200 REMARK 200 R MERGE (I) : 0.23000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 3.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: PHASES REMARK 200 STARTING MODEL: 4HO1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.3M SODIUM CITRATE, 0.1M HEPES PH REMARK 280 7.5, VAPOR DIFFUSION, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X,-Y,Z REMARK 290 7555 -Y+1/2,X,Z+3/4 REMARK 290 8555 Y,-X+1/2,Z+1/4 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 56.11000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 56.11000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 23.01500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 56.11000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 11.50750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 56.11000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.52250 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 56.11000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.11000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 23.01500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 56.11000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 34.52250 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 56.11000 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 11.50750 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6690 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21550 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: X, 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 224.44000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 224.44000 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 HIS X -16 REMARK 465 HIS X -15 REMARK 465 HIS X -14 REMARK 465 HIS X -13 REMARK 465 HIS X -12 REMARK 465 HIS X -11 REMARK 465 HIS X -10 REMARK 465 SER X -9 REMARK 465 SER X -8 REMARK 465 GLY X -7 REMARK 465 LEU X -6 REMARK 465 VAL X -5 REMARK 465 PRO X -4 REMARK 465 ARG X -3 REMARK 465 GLY X -2 REMARK 465 SER X -1 REMARK 465 HIS X 0 REMARK 465 MET X 1 REMARK 465 SER X 70 REMARK 465 GLY X 116 REMARK 465 GLU X 312 REMARK 465 GLY X 313 REMARK 465 ILE X 314 REMARK 465 GLU X 315 REMARK 465 GLY X 316 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 LYS X 61 CG CD CE NZ REMARK 470 LYS X 87 CG CD CE NZ REMARK 470 MET X 96 CG SD CE REMARK 470 GLU X 99 CG CD OE1 OE2 REMARK 470 LYS X 101 CG CD CE NZ REMARK 470 VAL X 112 CG1 CG2 REMARK 470 LEU X 113 CG CD1 CD2 REMARK 470 LYS X 118 CG CD CE NZ REMARK 470 LYS X 121 CG CD CE NZ REMARK 470 GLU X 128 CG CD OE1 OE2 REMARK 470 ILE X 130 CG1 CG2 CD1 REMARK 470 ARG X 137 CG CD NE CZ NH1 NH2 REMARK 470 GLU X 218 CG CD OE1 OE2 REMARK 470 LYS X 220 CG CD CE NZ REMARK 470 ASP X 291 CG OD1 OD2 REMARK 470 LEU X 306 CG CD1 CD2 REMARK 470 PHE A 267 CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 269 CG CD1 CD2 CE1 CE2 CZ OH 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 ARG X 35 52.02 -90.70 REMARK 500 PRO X 93 -168.17 -64.35 REMARK 500 THR X 95 -138.05 -100.53 REMARK 500 LEU X 98 -156.16 -84.20 REMARK 500 ARG X 100 -11.50 -177.40 REMARK 500 LEU X 113 76.77 -65.74 REMARK 500 LYS X 118 101.40 -51.20 REMARK 500 THR X 156 -62.40 -120.27 REMARK 500 TYR A 269 72.34 58.66 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 OAS A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN A OF PEPTIDE INHIBITOR DBREF 4ORE X 1 316 UNP P45040 CYSK_HAEIN 1 316 DBREF 4ORE A 266 273 PDB 4ORE 4ORE 266 273 SEQADV 4ORE HIS X -16 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -15 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -14 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -13 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -12 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -11 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X -10 UNP P45040 EXPRESSION TAG SEQADV 4ORE SER X -9 UNP P45040 EXPRESSION TAG SEQADV 4ORE SER X -8 UNP P45040 EXPRESSION TAG SEQADV 4ORE GLY X -7 UNP P45040 EXPRESSION TAG SEQADV 4ORE LEU X -6 UNP P45040 EXPRESSION TAG SEQADV 4ORE VAL X -5 UNP P45040 EXPRESSION TAG SEQADV 4ORE PRO X -4 UNP P45040 EXPRESSION TAG SEQADV 4ORE ARG X -3 UNP P45040 EXPRESSION TAG SEQADV 4ORE GLY X -2 UNP P45040 EXPRESSION TAG SEQADV 4ORE SER X -1 UNP P45040 EXPRESSION TAG SEQADV 4ORE HIS X 0 UNP P45040 EXPRESSION TAG SEQRES 1 X 333 HIS HIS HIS HIS HIS HIS HIS SER SER GLY LEU VAL PRO SEQRES 2 X 333 ARG GLY SER HIS MET ALA ILE TYR ALA ASP ASN SER TYR SEQRES 3 X 333 SER ILE GLY ASN THR PRO LEU VAL ARG LEU LYS HIS PHE SEQRES 4 X 333 GLY HIS ASN GLY ASN VAL VAL VAL LYS ILE GLU GLY ARG SEQRES 5 X 333 ASN PRO SER TYR SER VAL LLP CYS ARG ILE GLY ALA ASN SEQRES 6 X 333 MET VAL TRP GLN ALA GLU LYS ASP GLY THR LEU THR LYS SEQRES 7 X 333 GLY LYS GLU ILE VAL ASP ALA THR SER GLY ASN THR GLY SEQRES 8 X 333 ILE ALA LEU ALA TYR VAL ALA ALA ALA ARG GLY TYR LYS SEQRES 9 X 333 ILE THR LEU THR MET PRO GLU THR MET SER LEU GLU ARG SEQRES 10 X 333 LYS ARG LEU LEU CYS GLY LEU GLY VAL ASN LEU VAL LEU SEQRES 11 X 333 THR GLU GLY ALA LYS GLY MET LYS GLY ALA ILE ALA LYS SEQRES 12 X 333 ALA GLU GLU ILE VAL ALA SER ASP PRO SER ARG TYR VAL SEQRES 13 X 333 MET LEU LYS GLN PHE GLU ASN PRO ALA ASN PRO GLN ILE SEQRES 14 X 333 HIS ARG GLU THR THR GLY PRO GLU ILE TRP LYS ASP THR SEQRES 15 X 333 ASP GLY LYS VAL ASP VAL VAL VAL ALA GLY VAL GLY THR SEQRES 16 X 333 GLY GLY SER ILE THR GLY ILE SER ARG ALA ILE LYS LEU SEQRES 17 X 333 ASP PHE GLY LYS GLN ILE THR SER VAL ALA VAL GLU PRO SEQRES 18 X 333 VAL GLU SER PRO VAL ILE SER GLN THR LEU ALA GLY GLU SEQRES 19 X 333 GLU VAL LYS PRO GLY PRO HIS LYS ILE GLN GLY ILE GLY SEQRES 20 X 333 ALA GLY PHE ILE PRO LYS ASN LEU ASP LEU SER ILE ILE SEQRES 21 X 333 ASP ARG VAL GLU THR VAL ASP SER ASP THR ALA LEU ALA SEQRES 22 X 333 THR ALA ARG ARG LEU MET ALA GLU GLU GLY ILE LEU ALA SEQRES 23 X 333 GLY ILE SER SER GLY ALA ALA VAL ALA ALA ALA ASP ARG SEQRES 24 X 333 LEU ALA LYS LEU PRO GLU PHE ALA ASP LYS LEU ILE VAL SEQRES 25 X 333 VAL ILE LEU PRO SER ALA SER GLU ARG TYR LEU SER THR SEQRES 26 X 333 ALA LEU PHE GLU GLY ILE GLU GLY SEQRES 1 A 8 THR PHE GLU TYR GLY ASP GLY ILE MODRES 4ORE LLP X 42 LYS HET LLP X 42 24 HET OAS A 301 10 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 OAS O-ACETYLSERINE HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 LLP C14 H22 N3 O7 P FORMUL 3 OAS C5 H9 N O4 FORMUL 4 HOH *115(H2 O) HELIX 1 1 ASP X 6 ILE X 11 5 6 HELIX 2 2 LLP X 42 ASP X 56 1 15 HELIX 3 3 ASN X 72 GLY X 85 1 14 HELIX 4 4 ARG X 100 LEU X 107 1 8 HELIX 5 5 GLY X 119 ASP X 134 1 16 HELIX 6 6 PRO X 147 THR X 156 1 10 HELIX 7 7 THR X 156 ASP X 166 1 11 HELIX 8 8 GLY X 179 ASP X 192 1 14 HELIX 9 9 PRO X 208 GLY X 216 1 9 HELIX 10 10 ASP X 239 ILE X 243 5 5 HELIX 11 11 ASP X 250 GLY X 266 1 17 HELIX 12 12 GLY X 270 LYS X 285 1 16 HELIX 13 13 LEU X 286 ALA X 290 5 5 HELIX 14 14 ALA X 301 TYR X 305 5 5 SHEET 1 A 6 LEU X 16 ARG X 18 0 SHEET 2 A 6 VAL X 28 ILE X 32 -1 O VAL X 30 N VAL X 17 SHEET 3 A 6 LEU X 293 LEU X 298 1 O VAL X 296 N LYS X 31 SHEET 4 A 6 VAL X 169 GLY X 175 1 N VAL X 171 O VAL X 295 SHEET 5 A 6 THR X 198 PRO X 204 1 O VAL X 200 N VAL X 172 SHEET 6 A 6 ARG X 245 VAL X 249 1 O ARG X 245 N ALA X 201 SHEET 1 B 4 ASN X 110 LEU X 113 0 SHEET 2 B 4 ILE X 88 MET X 92 1 N ILE X 88 O ASN X 110 SHEET 3 B 4 GLU X 64 ALA X 68 1 N ASP X 67 O THR X 91 SHEET 4 B 4 TYR X 138 MET X 140 1 O VAL X 139 N VAL X 66 LINK C VAL X 41 N LLP X 42 1555 1555 1.33 LINK C LLP X 42 N CYS X 43 1555 1555 1.34 SITE 1 AC1 5 GLU A 268 TYR A 269 LYS X 118 GLY X 119 SITE 2 AC1 5 MET X 120 SITE 1 AC2 22 OAS A 301 HOH A 401 HOH A 402 HOH A 403 SITE 2 AC2 22 LLP X 42 THR X 69 GLY X 71 ASN X 72 SITE 3 AC2 22 THR X 73 PRO X 93 MET X 96 SER X 97 SITE 4 AC2 22 MET X 120 GLN X 143 PHE X 144 GLY X 222 SITE 5 AC2 22 PRO X 223 HIS X 224 GLY X 228 ALA X 231 SITE 6 AC2 22 HOH X 435 HOH X 505 CRYST1 112.220 112.220 46.030 90.00 90.00 90.00 I 41 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 0.008911 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008911 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021725 0.00000