HEADER TRANSFERASE 07-MAY-23 8SRT TITLE CRYSTAL STRUCTURE OF THE O-ACETYL-L-SERINE SULFHYDRYLASE A (CYSK) TITLE 2 HOLOENZYME FROM STAPHYLOCOCCUS AUREUS NCTC 8325 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYSTEINE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS SUBSP. AUREUS NCTC 8325; SOURCE 3 ORGANISM_TAXID: 93061; SOURCE 4 GENE: SAOUHSC_00488; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS PYRIDOXAL-PHOSPHATE DEPENDENT ENZYME, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR J.L.PEDERICK,B.C.VANDBORG,J.B.BRUNING REVDAT 2 28-MAY-25 8SRT 1 JRNL REVDAT 1 13-NOV-24 8SRT 0 JRNL AUTH J.L.PEDERICK,B.C.VANDBORG,A.GEORGE,H.BOVERMANN,J.M.BOYD, JRNL AUTH 2 J.S.FREUNDLICH,J.B.BRUNING JRNL TITL IDENTIFICATION OF CYSTEINE METABOLISM REGULATOR JRNL TITL 2 (CYMR)-DERIVED PENTAPEPTIDES AS NANOMOLAR INHIBITORS OF JRNL TITL 3 STAPHYLOCOCCUS AUREUS O -ACETYL-L-SERINE SULFHYDRYLASE JRNL TITL 4 (CYSK). JRNL REF ACS INFECT DIS. V. 11 238 2025 JRNL REFN ESSN 2373-8227 JRNL PMID 39705018 JRNL DOI 10.1021/ACSINFECDIS.4C00832 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1-4487 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.95 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 44259 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.189 REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2214 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 35.9500 - 4.7800 0.99 2658 156 0.1648 0.1668 REMARK 3 2 4.7800 - 3.8000 1.00 2656 124 0.1502 0.1624 REMARK 3 3 3.8000 - 3.3200 1.00 2644 131 0.1720 0.2053 REMARK 3 4 3.3200 - 3.0200 1.00 2647 126 0.2080 0.2720 REMARK 3 5 3.0200 - 2.8000 1.00 2618 138 0.2148 0.2746 REMARK 3 6 2.8000 - 2.6300 1.00 2604 163 0.2124 0.2586 REMARK 3 7 2.6300 - 2.5000 1.00 2605 154 0.2169 0.2510 REMARK 3 8 2.5000 - 2.3900 1.00 2654 123 0.2074 0.2779 REMARK 3 9 2.3900 - 2.3000 1.00 2618 133 0.2165 0.2887 REMARK 3 10 2.3000 - 2.2200 1.00 2657 136 0.2036 0.2757 REMARK 3 11 2.2200 - 2.1500 1.00 2651 119 0.2090 0.2676 REMARK 3 12 2.1500 - 2.0900 1.00 2613 101 0.2152 0.2741 REMARK 3 13 2.0900 - 2.0400 1.00 2606 152 0.2226 0.2840 REMARK 3 14 2.0400 - 1.9900 1.00 2610 159 0.2430 0.3075 REMARK 3 15 1.9900 - 1.9400 1.00 2611 150 0.2472 0.2865 REMARK 3 16 1.9400 - 1.9000 1.00 2593 149 0.2688 0.3247 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.830 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL 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: NULL REMARK 4 REMARK 4 8SRT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-MAY-23. REMARK 100 THE DEPOSITION ID IS D_1000274362. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9537 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44294 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 35.950 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 6.800 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.0000 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) : 1.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 6.70 REMARK 200 R MERGE FOR SHELL (I) : 1.01500 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: PHASER REMARK 200 STARTING MODEL: 2Q3B REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.09 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M AMMONIUM ACETATE, 0.1 M HEPES PH REMARK 280 7.5, 25% PEG 3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 289.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 48.01900 REMARK 290 SMTRY3 2 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 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: 4550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 -7 REMARK 465 GLY A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 REMARK 465 PHE A 308 REMARK 465 ASP A 309 REMARK 465 ASP A 310 REMARK 465 MET B -7 REMARK 465 GLY B -6 REMARK 465 HIS B -5 REMARK 465 PHE B 308 REMARK 465 ASP B 309 REMARK 465 ASP B 310 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 ASP A 26 CG OD1 OD2 REMARK 470 ASP A 27 CG OD1 OD2 REMARK 470 ASN A 28 CG OD1 ND2 REMARK 470 LYS A 62 CD CE NZ REMARK 470 LYS A 64 CG CD CE NZ REMARK 470 LYS A 91 CD CE NZ REMARK 470 GLU A 98 CG CD OE1 OE2 REMARK 470 THR A 99 OG1 CG2 REMARK 470 MET A 100 CG SD CE REMARK 470 GLU A 103 CG CD OE1 OE2 REMARK 470 ARG A 105 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 109 CE NZ REMARK 470 GLU A 114 CG CD OE1 OE2 REMARK 470 LYS A 125 CG CD CE NZ REMARK 470 LYS A 129 CG CD CE NZ REMARK 470 GLU A 133 CG CD OE1 OE2 REMARK 470 GLU A 137 CG CD OE1 OE2 REMARK 470 GLU A 153 CG CD OE1 OE2 REMARK 470 LYS A 194 CD CE NZ REMARK 470 LYS A 221 CD CE NZ REMARK 470 GLU A 252 CD OE1 OE2 REMARK 470 VAL B 25 CG1 CG2 REMARK 470 ASP B 27 CG OD1 OD2 REMARK 470 ASN B 28 CG OD1 ND2 REMARK 470 ARG B 59 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 62 CD CE NZ REMARK 470 LYS B 64 CG CD CE NZ REMARK 470 MET B 100 CG SD CE REMARK 470 GLN B 102 CG CD OE1 NE2 REMARK 470 GLU B 103 CG CD OE1 OE2 REMARK 470 ARG B 105 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 109 CG CD CE NZ REMARK 470 GLU B 122 CG CD OE1 OE2 REMARK 470 LYS B 125 CG CD CE NZ REMARK 470 LYS B 129 CG CD CE NZ REMARK 470 GLU B 133 CG CD OE1 OE2 REMARK 470 GLU B 136 CG CD OE1 OE2 REMARK 470 GLU B 137 CG CD OE1 OE2 REMARK 470 LYS B 170 CG CD CE NZ REMARK 470 LYS B 194 CG CD CE NZ REMARK 470 GLU B 207 CG CD OE1 OE2 REMARK 470 GLU B 216 CG CD OE1 OE2 REMARK 470 GLU B 252 CG CD OE1 OE2 REMARK 470 LYS B 287 CG CD CE NZ 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 ALA A 123 -140.14 53.55 REMARK 500 GLN A 144 77.50 64.86 REMARK 500 THR A 158 -63.85 -120.89 REMARK 500 PRO A 304 0.80 -65.83 REMARK 500 ALA B 123 -144.73 60.79 REMARK 500 GLN B 144 78.20 64.45 REMARK 500 THR B 158 -66.45 -124.80 REMARK 500 SER B 209 66.79 -155.29 REMARK 500 THR B 236 0.02 -69.90 REMARK 500 REMARK 500 REMARK: NULL DBREF 8SRT A 1 310 UNP Q2G0Q8 Q2G0Q8_STAA8 1 310 DBREF 8SRT B 1 310 UNP Q2G0Q8 Q2G0Q8_STAA8 1 310 SEQADV 8SRT MET A -7 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT GLY A -6 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A -5 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A -4 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A -3 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A -2 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A -1 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS A 0 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT MET B -7 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT GLY B -6 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B -5 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B -4 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B -3 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B -2 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B -1 UNP Q2G0Q8 EXPRESSION TAG SEQADV 8SRT HIS B 0 UNP Q2G0Q8 EXPRESSION TAG SEQRES 1 A 318 MET GLY HIS HIS HIS HIS HIS HIS MET ALA GLN LYS PRO SEQRES 2 A 318 VAL ASP ASN ILE THR GLN ILE ILE GLY GLY THR PRO VAL SEQRES 3 A 318 VAL LYS LEU ARG ASN VAL VAL ASP ASP ASN ALA ALA ASP SEQRES 4 A 318 VAL TYR VAL LYS LEU GLU TYR GLN ASN PRO GLY GLY SER SEQRES 5 A 318 VAL LLP ASP ARG ILE ALA LEU ALA MET ILE GLU LYS ALA SEQRES 6 A 318 GLU ARG GLU GLY LYS ILE LYS PRO GLY ASP THR ILE VAL SEQRES 7 A 318 GLU PRO THR SER GLY ASN THR GLY ILE GLY LEU ALA PHE SEQRES 8 A 318 VAL CYS ALA ALA LYS GLY TYR LYS ALA VAL PHE THR MET SEQRES 9 A 318 PRO GLU THR MET SER GLN GLU ARG ARG ASN LEU LEU LYS SEQRES 10 A 318 ALA TYR GLY ALA GLU LEU VAL LEU THR PRO GLY SER GLU SEQRES 11 A 318 ALA MET LYS GLY ALA ILE LYS LYS ALA LYS GLU LEU LYS SEQRES 12 A 318 GLU GLU HIS GLY TYR PHE GLU PRO GLN GLN PHE GLU ASN SEQRES 13 A 318 PRO ALA ASN PRO GLU VAL HIS GLU LEU THR THR GLY PRO SEQRES 14 A 318 GLU LEU LEU GLN GLN PHE GLU GLY LYS THR ILE ASP ALA SEQRES 15 A 318 PHE LEU ALA GLY VAL GLY THR GLY GLY THR LEU SER GLY SEQRES 16 A 318 VAL GLY LYS VAL LEU LYS LYS GLU TYR PRO ASN ILE GLU SEQRES 17 A 318 ILE VAL ALA ILE GLU PRO GLU ALA SER PRO VAL LEU SER SEQRES 18 A 318 GLY GLY GLU PRO GLY PRO HIS LYS LEU GLN GLY LEU GLY SEQRES 19 A 318 ALA GLY PHE ILE PRO GLY THR LEU ASN THR GLU ILE TYR SEQRES 20 A 318 ASP SER ILE ILE LYS VAL GLY ASN ASP THR ALA MET GLU SEQRES 21 A 318 MET SER ARG ARG VAL ALA LYS GLU GLU GLY ILE LEU ALA SEQRES 22 A 318 GLY ILE SER SER GLY ALA ALA ILE TYR ALA ALA ILE GLN SEQRES 23 A 318 LYS ALA LYS GLU LEU GLY LYS GLY LYS THR VAL VAL THR SEQRES 24 A 318 VAL LEU PRO SER ASN GLY GLU ARG TYR LEU SER THR PRO SEQRES 25 A 318 LEU TYR SER PHE ASP ASP SEQRES 1 B 318 MET GLY HIS HIS HIS HIS HIS HIS MET ALA GLN LYS PRO SEQRES 2 B 318 VAL ASP ASN ILE THR GLN ILE ILE GLY GLY THR PRO VAL SEQRES 3 B 318 VAL LYS LEU ARG ASN VAL VAL ASP ASP ASN ALA ALA ASP SEQRES 4 B 318 VAL TYR VAL LYS LEU GLU TYR GLN ASN PRO GLY GLY SER SEQRES 5 B 318 VAL LLP ASP ARG ILE ALA LEU ALA MET ILE GLU LYS ALA SEQRES 6 B 318 GLU ARG GLU GLY LYS ILE LYS PRO GLY ASP THR ILE VAL SEQRES 7 B 318 GLU PRO THR SER GLY ASN THR GLY ILE GLY LEU ALA PHE SEQRES 8 B 318 VAL CYS ALA ALA LYS GLY TYR LYS ALA VAL PHE THR MET SEQRES 9 B 318 PRO GLU THR MET SER GLN GLU ARG ARG ASN LEU LEU LYS SEQRES 10 B 318 ALA TYR GLY ALA GLU LEU VAL LEU THR PRO GLY SER GLU SEQRES 11 B 318 ALA MET LYS GLY ALA ILE LYS LYS ALA LYS GLU LEU LYS SEQRES 12 B 318 GLU GLU HIS GLY TYR PHE GLU PRO GLN GLN PHE GLU ASN SEQRES 13 B 318 PRO ALA ASN PRO GLU VAL HIS GLU LEU THR THR GLY PRO SEQRES 14 B 318 GLU LEU LEU GLN GLN PHE GLU GLY LYS THR ILE ASP ALA SEQRES 15 B 318 PHE LEU ALA GLY VAL GLY THR GLY GLY THR LEU SER GLY SEQRES 16 B 318 VAL GLY LYS VAL LEU LYS LYS GLU TYR PRO ASN ILE GLU SEQRES 17 B 318 ILE VAL ALA ILE GLU PRO GLU ALA SER PRO VAL LEU SER SEQRES 18 B 318 GLY GLY GLU PRO GLY PRO HIS LYS LEU GLN GLY LEU GLY SEQRES 19 B 318 ALA GLY PHE ILE PRO GLY THR LEU ASN THR GLU ILE TYR SEQRES 20 B 318 ASP SER ILE ILE LYS VAL GLY ASN ASP THR ALA MET GLU SEQRES 21 B 318 MET SER ARG ARG VAL ALA LYS GLU GLU GLY ILE LEU ALA SEQRES 22 B 318 GLY ILE SER SER GLY ALA ALA ILE TYR ALA ALA ILE GLN SEQRES 23 B 318 LYS ALA LYS GLU LEU GLY LYS GLY LYS THR VAL VAL THR SEQRES 24 B 318 VAL LEU PRO SER ASN GLY GLU ARG TYR LEU SER THR PRO SEQRES 25 B 318 LEU TYR SER PHE ASP ASP MODRES 8SRT LLP A 46 LYS MODIFIED RESIDUE MODRES 8SRT LLP B 46 LYS MODIFIED RESIDUE HET LLP A 46 24 HET LLP B 46 24 HETNAM LLP (2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5- HETNAM 2 LLP (PHOSPHONOOXYMETHYL)PYRIDIN-4- HETNAM 3 LLP YL]METHYLIDENEAMINO]HEXANOIC ACID HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 LLP 2(C14 H22 N3 O7 P) FORMUL 3 HOH *233(H2 O) HELIX 1 AA1 ASN A 8 ILE A 13 5 6 HELIX 2 AA2 TYR A 38 ASN A 40 5 3 HELIX 3 AA3 VAL A 45 GLU A 60 1 16 HELIX 4 AA4 GLY A 75 GLY A 89 1 15 HELIX 5 AA5 SER A 101 TYR A 111 1 11 HELIX 6 AA6 PRO A 119 SER A 121 5 3 HELIX 7 AA7 GLU A 122 GLY A 139 1 18 HELIX 8 AA8 PRO A 149 THR A 158 1 10 HELIX 9 AA9 THR A 158 PHE A 167 1 10 HELIX 10 AB1 GLY A 182 TYR A 196 1 15 HELIX 11 AB2 GLY A 246 GLY A 262 1 17 HELIX 12 AB3 GLY A 266 GLY A 284 1 19 HELIX 13 AB4 ASN A 296 LEU A 301 5 6 HELIX 14 AB5 THR A 303 SER A 307 5 5 HELIX 15 AB6 ASN B 8 ILE B 13 5 6 HELIX 16 AB7 TYR B 38 ASN B 40 5 3 HELIX 17 AB8 VAL B 45 GLU B 60 1 16 HELIX 18 AB9 GLY B 75 GLY B 89 1 15 HELIX 19 AC1 SER B 101 TYR B 111 1 11 HELIX 20 AC2 GLU B 122 GLY B 139 1 18 HELIX 21 AC3 PRO B 149 THR B 158 1 10 HELIX 22 AC4 THR B 158 PHE B 167 1 10 HELIX 23 AC5 GLY B 182 TYR B 196 1 15 HELIX 24 AC6 GLY B 246 GLY B 262 1 17 HELIX 25 AC7 GLY B 266 GLY B 284 1 19 HELIX 26 AC8 ASN B 296 LEU B 301 5 6 HELIX 27 AC9 THR B 303 SER B 307 5 5 SHEET 1 AA1 6 VAL A 18 LYS A 20 0 SHEET 2 AA1 6 ASP A 31 LEU A 36 -1 O VAL A 34 N VAL A 19 SHEET 3 AA1 6 THR A 288 LEU A 293 1 O LEU A 293 N LYS A 35 SHEET 4 AA1 6 ALA A 174 GLY A 178 1 N ALA A 174 O VAL A 290 SHEET 5 AA1 6 GLU A 200 PRO A 206 1 O VAL A 202 N PHE A 175 SHEET 6 AA1 6 SER A 241 VAL A 245 1 O ILE A 243 N ALA A 203 SHEET 1 AA2 3 THR A 68 GLU A 71 0 SHEET 2 AA2 3 LYS A 91 PRO A 97 1 O LYS A 91 N ILE A 69 SHEET 3 AA2 3 GLU A 114 THR A 118 1 O VAL A 116 N PHE A 94 SHEET 1 AA3 6 VAL B 18 LYS B 20 0 SHEET 2 AA3 6 ASP B 31 LEU B 36 -1 O VAL B 34 N VAL B 19 SHEET 3 AA3 6 THR B 288 LEU B 293 1 O LEU B 293 N LYS B 35 SHEET 4 AA3 6 ALA B 174 GLY B 178 1 N LEU B 176 O VAL B 290 SHEET 5 AA3 6 GLU B 200 PRO B 206 1 O GLU B 200 N PHE B 175 SHEET 6 AA3 6 SER B 241 VAL B 245 1 O ILE B 243 N ALA B 203 SHEET 1 AA4 3 THR B 68 PRO B 72 0 SHEET 2 AA4 3 LYS B 91 PRO B 97 1 O LYS B 91 N ILE B 69 SHEET 3 AA4 3 GLU B 114 THR B 118 1 O VAL B 116 N PHE B 94 LINK C VAL A 45 N LLP A 46 1555 1555 1.33 LINK C LLP A 46 N ASP A 47 1555 1555 1.34 LINK C VAL B 45 N LLP B 46 1555 1555 1.33 LINK C LLP B 46 N ASP B 47 1555 1555 1.34 CRYST1 54.985 96.038 58.597 90.00 112.31 90.00 P 1 21 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 0.018187 0.000000 0.007462 0.00000 SCALE2 0.000000 0.010413 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018446 0.00000 CONECT 317 337 CONECT 322 323 330 CONECT 323 322 324 325 CONECT 324 323 CONECT 325 323 326 327 CONECT 326 325 CONECT 327 325 328 329 CONECT 328 327 343 CONECT 329 327 330 331 CONECT 330 322 329 CONECT 331 329 332 CONECT 332 331 333 CONECT 333 332 334 335 336 CONECT 334 333 CONECT 335 333 CONECT 336 333 CONECT 337 317 338 CONECT 338 337 339 344 CONECT 339 338 340 CONECT 340 339 341 CONECT 341 340 342 CONECT 342 341 343 CONECT 343 328 342 CONECT 344 338 345 346 CONECT 345 344 CONECT 346 344 CONECT 2601 2621 CONECT 2606 2607 2614 CONECT 2607 2606 2608 2609 CONECT 2608 2607 CONECT 2609 2607 2610 2611 CONECT 2610 2609 CONECT 2611 2609 2612 2613 CONECT 2612 2611 2627 CONECT 2613 2611 2614 2615 CONECT 2614 2606 2613 CONECT 2615 2613 2616 CONECT 2616 2615 2617 CONECT 2617 2616 2618 2619 2620 CONECT 2618 2617 CONECT 2619 2617 CONECT 2620 2617 CONECT 2621 2601 2622 CONECT 2622 2621 2623 2628 CONECT 2623 2622 2624 CONECT 2624 2623 2625 CONECT 2625 2624 2626 CONECT 2626 2625 2627 CONECT 2627 2612 2626 CONECT 2628 2622 2629 2630 CONECT 2629 2628 CONECT 2630 2628 MASTER 301 0 2 27 18 0 0 6 4722 2 52 50 END