HEADER TRANSFERASE 23-MAR-17 5XCN TITLE CRYSTAL STRUCTURE OF M120A MUTANT OF O-ACETYL-L-SERINE SULFAHYDRYLASE TITLE 2 FROM HAEMOPHILUS INFLUENZAE 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 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE (STRAIN ATCC 51907 / DSM SOURCE 3 11121 / KW20 / RD); SOURCE 4 ORGANISM_TAXID: 71421; SOURCE 5 STRAIN: ATCC 51907 / DSM 11121 / KW20 / RD; SOURCE 6 ATCC: 51907; SOURCE 7 GENE: CYSK, HI_1103; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI 'BL21-GOLD(DE3)PLYSS AG'; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 866768; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS PYRIDOXAL PHOSPHATE BINDING, CYSTEINE SYNTHASE ACTIVITY, L-CYSTEINE KEYWDS 2 DESULFHYDRASE ACTIVITY, TRANSFERASE ACTIVITY, SERINE ACETYL KEYWDS 3 TRANSFERASE INTERACTING PROTEIN, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR K.ABHISHEK,S.KUMARAN REVDAT 4 22-NOV-23 5XCN 1 REMARK REVDAT 3 03-MAR-21 5XCN 1 JRNL REVDAT 2 09-SEP-20 5XCN 1 KEYWDS REVDAT 1 02-MAY-18 5XCN 0 JRNL AUTH A.KAUSHIK,R.RAHISUDDIN,N.SAINI,R.P.SINGH,R.KAUR,S.KAUL, JRNL AUTH 2 S.KUMARAN JRNL TITL MOLECULAR MECHANISM OF SELECTIVE SUBSTRATE ENGAGEMENT AND JRNL TITL 2 INHIBITOR DIS-ENGAGEMENT OF CYSTEINE SYNTHASE. JRNL REF J.BIOL.CHEM. 2020 JRNL REFN ESSN 1083-351X JRNL PMID 33162395 JRNL DOI 10.1074/JBC.RA120.014490 REMARK 2 REMARK 2 RESOLUTION. 1.69 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.69 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.1 REMARK 3 NUMBER OF REFLECTIONS : 30253 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.168 REMARK 3 R VALUE (WORKING SET) : 0.166 REMARK 3 FREE R VALUE : 0.197 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 1520 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 29.0576 - 3.7659 0.93 2665 144 0.1513 0.1548 REMARK 3 2 3.7659 - 2.9901 0.96 2708 132 0.1499 0.2103 REMARK 3 3 2.9901 - 2.6124 0.96 2672 143 0.1639 0.1904 REMARK 3 4 2.6124 - 2.3736 0.95 2613 150 0.1544 0.1887 REMARK 3 5 2.3736 - 2.2036 0.93 2565 130 0.1560 0.1954 REMARK 3 6 2.2036 - 2.0737 0.92 2552 143 0.1580 0.1896 REMARK 3 7 2.0737 - 1.9699 0.94 2580 149 0.1635 0.2234 REMARK 3 8 1.9699 - 1.8841 0.95 2617 129 0.1742 0.1945 REMARK 3 9 1.8841 - 1.8116 0.96 2669 131 0.2108 0.2523 REMARK 3 10 1.8116 - 1.7491 0.97 2675 136 0.2863 0.3069 REMARK 3 11 1.7491 - 1.6944 0.87 2417 133 0.3917 0.4533 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.73 REMARK 3 K_SOL : 0.39 REMARK 3 B_SOL : 47.75 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.810 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.71710 REMARK 3 B22 (A**2) : -4.71710 REMARK 3 B33 (A**2) : 9.43430 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 2354 REMARK 3 ANGLE : 1.105 3204 REMARK 3 CHIRALITY : 0.074 385 REMARK 3 PLANARITY : 0.005 410 REMARK 3 DIHEDRAL : 12.904 863 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 5XCN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-MAR-17. REMARK 100 THE DEPOSITION ID IS D_1300003292. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-MAY-14 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) : 1.50 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 : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30261 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.690 REMARK 200 RESOLUTION RANGE LOW (A) : 28.070 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.9000 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: PHASER REMARK 200 STARTING MODEL: 4HO1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM HEPES BUFFER AT PH7.5, 1.3M REMARK 280 SODIUM CITRATE, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 290K 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 56.13650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 56.13650 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 23.04600 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 56.13650 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 11.52300 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 56.13650 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.56900 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 56.13650 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.13650 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 23.04600 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 56.13650 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 34.56900 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 56.13650 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 11.52300 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: 4270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22450 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: X 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 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 X -33 REMARK 465 GLY X -32 REMARK 465 SER X -31 REMARK 465 SER X -30 REMARK 465 HIS X -29 REMARK 465 HIS X -28 REMARK 465 HIS X -27 REMARK 465 HIS X -26 REMARK 465 HIS X -25 REMARK 465 HIS X -24 REMARK 465 SER X -23 REMARK 465 SER X -22 REMARK 465 GLY X -21 REMARK 465 LEU X -20 REMARK 465 VAL X -19 REMARK 465 PRO X -18 REMARK 465 ARG X -17 REMARK 465 GLY X -16 REMARK 465 SER X -15 REMARK 465 HIS X -14 REMARK 465 MET X -13 REMARK 465 ALA X -12 REMARK 465 SER X -11 REMARK 465 MET X -10 REMARK 465 THR X -9 REMARK 465 GLY X -8 REMARK 465 GLY X -7 REMARK 465 GLN X -6 REMARK 465 GLN X -5 REMARK 465 MET X -4 REMARK 465 GLY X -3 REMARK 465 ARG X -2 REMARK 465 GLY X -1 REMARK 465 SER X 0 REMARK 465 MET X 1 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 GLU X 64 CG CD OE1 OE2 REMARK 470 GLU X 99 CG CD OE1 OE2 REMARK 470 LYS X 121 CG CD CE NZ 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 GLU X 312 CG CD OE1 OE2 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 X 587 O HOH X 595 2.18 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 TYR X 39 31.23 71.46 REMARK 500 ASP X 134 79.87 -157.20 REMARK 500 LYS X 142 72.55 57.87 REMARK 500 THR X 156 -70.67 -123.40 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5XCP RELATED DB: PDB REMARK 900 RELATED ID: 5XCW RELATED DB: PDB DBREF 5XCN X 1 316 UNP P45040 CYSK_HAEIN 1 316 SEQADV 5XCN MET X -33 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -32 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -31 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -30 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -29 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -28 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -27 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -26 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -25 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -24 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -23 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -22 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -21 UNP P45040 EXPRESSION TAG SEQADV 5XCN LEU X -20 UNP P45040 EXPRESSION TAG SEQADV 5XCN VAL X -19 UNP P45040 EXPRESSION TAG SEQADV 5XCN PRO X -18 UNP P45040 EXPRESSION TAG SEQADV 5XCN ARG X -17 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -16 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -15 UNP P45040 EXPRESSION TAG SEQADV 5XCN HIS X -14 UNP P45040 EXPRESSION TAG SEQADV 5XCN MET X -13 UNP P45040 EXPRESSION TAG SEQADV 5XCN ALA X -12 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X -11 UNP P45040 EXPRESSION TAG SEQADV 5XCN MET X -10 UNP P45040 EXPRESSION TAG SEQADV 5XCN THR X -9 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -8 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -7 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLN X -6 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLN X -5 UNP P45040 EXPRESSION TAG SEQADV 5XCN MET X -4 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -3 UNP P45040 EXPRESSION TAG SEQADV 5XCN ARG X -2 UNP P45040 EXPRESSION TAG SEQADV 5XCN GLY X -1 UNP P45040 EXPRESSION TAG SEQADV 5XCN SER X 0 UNP P45040 EXPRESSION TAG SEQADV 5XCN ALA X 120 UNP P45040 MET 120 ENGINEERED MUTATION SEQRES 1 X 350 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 X 350 LEU VAL PRO ARG GLY SER HIS MET ALA SER MET THR GLY SEQRES 3 X 350 GLY GLN GLN MET GLY ARG GLY SER MET ALA ILE TYR ALA SEQRES 4 X 350 ASP ASN SER TYR SER ILE GLY ASN THR PRO LEU VAL ARG SEQRES 5 X 350 LEU LYS HIS PHE GLY HIS ASN GLY ASN VAL VAL VAL LYS SEQRES 6 X 350 ILE GLU GLY ARG ASN PRO SER TYR SER VAL LLP CYS ARG SEQRES 7 X 350 ILE GLY ALA ASN MET VAL TRP GLN ALA GLU LYS ASP GLY SEQRES 8 X 350 THR LEU THR LYS GLY LYS GLU ILE VAL ASP ALA THR SER SEQRES 9 X 350 GLY ASN THR GLY ILE ALA LEU ALA TYR VAL ALA ALA ALA SEQRES 10 X 350 ARG GLY TYR LYS ILE THR LEU THR MET PRO GLU THR MET SEQRES 11 X 350 SER LEU GLU ARG LYS ARG LEU LEU CYS GLY LEU GLY VAL SEQRES 12 X 350 ASN LEU VAL LEU THR GLU GLY ALA LYS GLY ALA LYS GLY SEQRES 13 X 350 ALA ILE ALA LYS ALA GLU GLU ILE VAL ALA SER ASP PRO SEQRES 14 X 350 SER ARG TYR VAL MET LEU LYS GLN PHE GLU ASN PRO ALA SEQRES 15 X 350 ASN PRO GLN ILE HIS ARG GLU THR THR GLY PRO GLU ILE SEQRES 16 X 350 TRP LYS ASP THR ASP GLY LYS VAL ASP VAL VAL VAL ALA SEQRES 17 X 350 GLY VAL GLY THR GLY GLY SER ILE THR GLY ILE SER ARG SEQRES 18 X 350 ALA ILE LYS LEU ASP PHE GLY LYS GLN ILE THR SER VAL SEQRES 19 X 350 ALA VAL GLU PRO VAL GLU SER PRO VAL ILE SER GLN THR SEQRES 20 X 350 LEU ALA GLY GLU GLU VAL LYS PRO GLY PRO HIS LYS ILE SEQRES 21 X 350 GLN GLY ILE GLY ALA GLY PHE ILE PRO LYS ASN LEU ASP SEQRES 22 X 350 LEU SER ILE ILE ASP ARG VAL GLU THR VAL ASP SER ASP SEQRES 23 X 350 THR ALA LEU ALA THR ALA ARG ARG LEU MET ALA GLU GLU SEQRES 24 X 350 GLY ILE LEU ALA GLY ILE SER SER GLY ALA ALA VAL ALA SEQRES 25 X 350 ALA ALA ASP ARG LEU ALA LYS LEU PRO GLU PHE ALA ASP SEQRES 26 X 350 LYS LEU ILE VAL VAL ILE LEU PRO SER ALA SER GLU ARG SEQRES 27 X 350 TYR LEU SER THR ALA LEU PHE GLU GLY ILE GLU GLY MODRES 5XCN LLP X 42 LYS MODIFIED RESIDUE HET LLP X 42 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 C14 H22 N3 O7 P FORMUL 2 HOH *235(H2 O) HELIX 1 AA1 ASP X 6 ILE X 11 5 6 HELIX 2 AA2 VAL X 41 ASP X 56 1 16 HELIX 3 AA3 GLY X 71 GLY X 85 1 15 HELIX 4 AA4 SER X 97 LEU X 107 1 11 HELIX 5 AA5 GLU X 115 ALA X 117 5 3 HELIX 6 AA6 LYS X 118 ASP X 134 1 17 HELIX 7 AA7 PRO X 147 THR X 156 1 10 HELIX 8 AA8 THR X 156 THR X 165 1 10 HELIX 9 AA9 GLY X 179 ASP X 192 1 14 HELIX 10 AB1 PRO X 208 ALA X 215 1 8 HELIX 11 AB2 ASP X 239 ILE X 243 5 5 HELIX 12 AB3 ASP X 250 GLY X 266 1 17 HELIX 13 AB4 GLY X 270 LYS X 285 1 16 HELIX 14 AB5 LEU X 286 ALA X 290 5 5 HELIX 15 AB6 ALA X 301 LEU X 306 5 6 SHEET 1 AA1 6 LEU X 16 ARG X 18 0 SHEET 2 AA1 6 VAL X 28 ILE X 32 -1 O VAL X 30 N VAL X 17 SHEET 3 AA1 6 LEU X 293 LEU X 298 1 O VAL X 296 N LYS X 31 SHEET 4 AA1 6 VAL X 169 GLY X 175 1 N VAL X 171 O VAL X 295 SHEET 5 AA1 6 THR X 198 PRO X 204 1 O VAL X 200 N VAL X 172 SHEET 6 AA1 6 ARG X 245 VAL X 249 1 O GLU X 247 N ALA X 201 SHEET 1 AA2 4 ASN X 110 THR X 114 0 SHEET 2 AA2 4 ILE X 88 PRO X 93 1 N ILE X 88 O ASN X 110 SHEET 3 AA2 4 GLU X 64 ASP X 67 1 N ILE X 65 O THR X 89 SHEET 4 AA2 4 TYR X 138 VAL X 139 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 1.33 CRYST1 112.273 112.273 46.092 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 0.008907 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008907 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021696 0.00000