HEADER ISOMERASE 31-MAY-16 5L6U TITLE S. ENTERICA HISA MUTANT - D10G, DUP13-15, Q24L, G102A COMPND MOL_ID: 1; COMPND 2 MOLECULE: 1-(5-PHOSPHORIBOSYL)-5-[(5-PHOSPHORIBOSYLAMINO) COMPND 3 METHYLIDENEAMINO] IMIDAZOLE-4-CARBOXAMIDE ISOMERASE; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: PHOSPHORIBOSYLFORMIMINO-5-AMINOIMIDAZOLE CARBOXAMIDE COMPND 6 RIBOTIDE ISOMERASE; COMPND 7 EC: 5.3.1.16; COMPND 8 ENGINEERED: YES; COMPND 9 OTHER_DETAILS: CYS241 IS PARTIALLY MODIFIED TO CME SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA ENTERICA; SOURCE 3 ORGANISM_TAXID: 28901; SOURCE 4 GENE: HISA, SEHA_C2302; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PEXP5-CT KEYWDS HISA, PROTEIN EVOLUTION, IAD MODEL, TRPF, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR X.GUO,A.SODERHOLM,M.SELMER REVDAT 6 10-JAN-24 5L6U 1 REMARK REVDAT 5 08-SEP-21 5L6U 1 COMPND REMARK SEQADV REVDAT 4 07-MAR-18 5L6U 1 REMARK REVDAT 3 10-MAY-17 5L6U 1 JRNL REVDAT 2 26-APR-17 5L6U 1 JRNL REVDAT 1 19-APR-17 5L6U 0 JRNL AUTH M.S.NEWTON,X.GUO,A.SODERHOLM,J.NASVALL,P.LUNDSTROM, JRNL AUTH 2 D.I.ANDERSSON,M.SELMER,W.M.PATRICK JRNL TITL STRUCTURAL AND FUNCTIONAL INNOVATIONS IN THE REAL-TIME JRNL TITL 2 EVOLUTION OF NEW ( BETA ALPHA )8 BARREL ENZYMES. JRNL REF PROC. NATL. ACAD. SCI. V. 114 4727 2017 JRNL REF 2 U.S.A. JRNL REFN ESSN 1091-6490 JRNL PMID 28416687 JRNL DOI 10.1073/PNAS.1618552114 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 74.43 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 35398 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.157 REMARK 3 R VALUE (WORKING SET) : 0.155 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1769 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 74.5068 - 3.7620 1.00 2831 148 0.1576 0.1873 REMARK 3 2 3.7620 - 2.9860 1.00 2662 141 0.1595 0.1621 REMARK 3 3 2.9860 - 2.6085 1.00 2610 137 0.1698 0.2001 REMARK 3 4 2.6085 - 2.3700 1.00 2608 137 0.1577 0.2014 REMARK 3 5 2.3700 - 2.2001 1.00 2577 136 0.1424 0.1617 REMARK 3 6 2.2001 - 2.0704 1.00 2577 135 0.1368 0.1881 REMARK 3 7 2.0704 - 1.9667 1.00 2558 135 0.1356 0.1938 REMARK 3 8 1.9667 - 1.8811 1.00 2547 134 0.1350 0.1998 REMARK 3 9 1.8811 - 1.8087 1.00 2554 135 0.1443 0.2258 REMARK 3 10 1.8087 - 1.7463 1.00 2534 133 0.1502 0.2448 REMARK 3 11 1.7463 - 1.6916 1.00 2537 133 0.1578 0.2223 REMARK 3 12 1.6916 - 1.6433 1.00 2536 134 0.1657 0.2080 REMARK 3 13 1.6433 - 1.6000 0.99 2498 131 0.1939 0.2535 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.240 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.006 1937 REMARK 3 ANGLE : 1.035 2655 REMARK 3 CHIRALITY : 0.039 315 REMARK 3 PLANARITY : 0.004 347 REMARK 3 DIHEDRAL : 11.876 705 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 5L6U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 31-MAY-16. REMARK 100 THE DEPOSITION ID IS D_1200000222. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-JAN-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P14 (MX2) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97628 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35410 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 74.426 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 38.40 REMARK 200 R MERGE (I) : 0.08400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 37.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 39.00 REMARK 200 R MERGE FOR SHELL (I) : 1.62000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.770 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: 5G1T REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM SULFATE, 0.1M SODIUM REMARK 280 ACETATE, PH4.8, 25% W/V PEG4000, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 281K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.32000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 80.64000 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 60.48000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 100.80000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 20.16000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 40.32000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 80.64000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 100.80000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 60.48000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 20.16000 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10450 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 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 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 HOH A 411 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 ARG A 15C REMARK 465 LEU A 15D REMARK 465 HIS A 15E REMARK 465 GLN A 15F REMARK 465 GLY A 15G REMARK 465 ASP A 15H REMARK 465 TYR A 15I REMARK 465 ARG A 175 REMARK 465 ASP A 176 REMARK 465 GLY A 177 REMARK 465 THR A 178 REMARK 465 LEU A 179 REMARK 465 SER A 182 REMARK 465 VAL A 245 REMARK 465 LYS A 246 REMARK 465 GLY A 247 REMARK 465 HIS A 248 REMARK 465 HIS A 249 REMARK 465 HIS A 250 REMARK 465 HIS A 251 REMARK 465 HIS A 252 REMARK 465 HIS A 253 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 ASP A 30 52.94 -117.40 REMARK 500 ALA A 102 -96.56 -115.83 REMARK 500 ALA A 102 -96.56 -113.83 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 SO4 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 303 DBREF 5L6U A 1 245 UNP B4T9N8 HIS4_SALHS 1 245 SEQADV 5L6U GLY A 10 UNP B4T9N8 ASP 10 ENGINEERED MUTATION SEQADV 5L6U VAL A 15A UNP B4T9N8 INSERTION SEQADV 5L6U VAL A 15B UNP B4T9N8 INSERTION SEQADV 5L6U ARG A 15C UNP B4T9N8 INSERTION SEQADV 5L6U LEU A 24 UNP B4T9N8 GLN 24 ENGINEERED MUTATION SEQADV 5L6U ALA A 102 UNP B4T9N8 GLY 102 ENGINEERED MUTATION SEQADV 5L6U CME A 241 UNP B4T9N8 CYS 241 MICROHETEROGENEITY/MO SEQADV 5L6U LYS A 246 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U GLY A 247 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 248 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 249 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 250 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 251 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 252 UNP B4T9N8 EXPRESSION TAG SEQADV 5L6U HIS A 253 UNP B4T9N8 EXPRESSION TAG SEQRES 1 A 256 MET ILE ILE PRO ALA LEU ASP LEU ILE GLY GLY THR VAL SEQRES 2 A 256 VAL ARG VAL VAL ARG LEU HIS GLN GLY ASP TYR ALA ARG SEQRES 3 A 256 LEU ARG ASP TYR GLY ASN ASP PRO LEU PRO ARG LEU GLN SEQRES 4 A 256 ASP TYR ALA ALA GLN GLY ALA GLY VAL LEU HIS LEU VAL SEQRES 5 A 256 ASP LEU THR GLY ALA LYS ASP PRO ALA LYS ARG GLN ILE SEQRES 6 A 256 PRO LEU ILE LYS THR LEU VAL ALA GLY VAL ASN VAL PRO SEQRES 7 A 256 VAL GLN VAL GLY GLY GLY VAL ARG THR GLU GLU ASP VAL SEQRES 8 A 256 ALA ALA LEU LEU LYS ALA GLY VAL ALA ARG VAL VAL ILE SEQRES 9 A 256 ALA SER THR ALA VAL LYS SER PRO ASP VAL VAL LYS GLY SEQRES 10 A 256 TRP PHE GLU ARG PHE GLY ALA GLN ALA LEU VAL LEU ALA SEQRES 11 A 256 LEU ASP VAL ARG ILE ASP GLU HIS GLY THR LYS GLN VAL SEQRES 12 A 256 ALA VAL SER GLY TRP GLN GLU ASN SER GLY VAL SER LEU SEQRES 13 A 256 GLU GLN LEU VAL GLU THR TYR LEU PRO VAL GLY LEU LYS SEQRES 14 A 256 HIS VAL LEU CYS THR ASP ILE SER ARG ASP GLY THR LEU SEQRES 15 A 256 ALA GLY SER ASN VAL SER LEU TYR GLU GLU VAL CYS ALA SEQRES 16 A 256 ARG TYR PRO GLN ILE ALA PHE GLN SER SER GLY GLY ILE SEQRES 17 A 256 GLY ASP ILE ASP ASP ILE ALA ALA LEU ARG GLY THR GLY SEQRES 18 A 256 VAL ARG GLY VAL ILE VAL GLY ARG ALA LEU LEU GLU GLY SEQRES 19 A 256 LYS PHE THR VAL LYS GLU ALA ILE GLN CME TRP GLN ASN SEQRES 20 A 256 VAL LYS GLY HIS HIS HIS HIS HIS HIS MODRES 5L6U CME A 241 CYS MODIFIED RESIDUE HET CME A 241 10 HET SO4 A 301 5 HET SO4 A 302 5 HET SO4 A 303 5 HETNAM CME S,S-(2-HYDROXYETHYL)THIOCYSTEINE HETNAM SO4 SULFATE ION FORMUL 1 CME C5 H11 N O3 S2 FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 HOH *114(H2 O) HELIX 1 AA1 ASP A 30 GLN A 41 1 12 HELIX 2 AA2 LEU A 51 ASP A 56 1 6 HELIX 3 AA3 PRO A 57 ARG A 60 5 4 HELIX 4 AA4 GLN A 61 VAL A 72 1 12 HELIX 5 AA5 THR A 84 ALA A 94 1 11 HELIX 6 AA6 ALA A 102 SER A 108 1 7 HELIX 7 AA7 SER A 108 GLY A 120 1 13 HELIX 8 AA8 SER A 152 LEU A 161 1 10 HELIX 9 AA9 PRO A 162 GLY A 164 5 3 HELIX 10 AB1 VAL A 184 TYR A 194 1 11 HELIX 11 AB2 ASP A 207 ARG A 215 1 9 HELIX 12 AB3 GLY A 225 GLU A 230 1 6 HELIX 13 AB4 THR A 234 GLN A 243 1 10 SHEET 1 AA1 8 LEU A 24 ASP A 26 0 SHEET 2 AA1 8 THR A 12 VAL A 15A-1 N ARG A 15 O ARG A 25 SHEET 3 AA1 8 ILE A 2 ILE A 9 -1 N ILE A 9 O THR A 12 SHEET 4 AA1 8 LEU A 46 ASP A 50 1 O VAL A 49 N LEU A 8 SHEET 5 AA1 8 VAL A 76 GLY A 79 1 O GLY A 79 N ASP A 50 SHEET 6 AA1 8 ARG A 98 ILE A 101 1 O VAL A 100 N VAL A 78 SHEET 7 AA1 8 LEU A 124 ILE A 132 1 O VAL A 125 N ILE A 101 SHEET 8 AA1 8 LYS A 138 ALA A 141 -1 O GLN A 139 N ARG A 131 SHEET 1 AA2 8 LEU A 24 ASP A 26 0 SHEET 2 AA2 8 THR A 12 VAL A 15A-1 N ARG A 15 O ARG A 25 SHEET 3 AA2 8 ILE A 2 ILE A 9 -1 N ILE A 9 O THR A 12 SHEET 4 AA2 8 GLY A 221 VAL A 224 1 O VAL A 222 N ILE A 3 SHEET 5 AA2 8 ALA A 198 SER A 202 1 N SER A 201 O ILE A 223 SHEET 6 AA2 8 HIS A 167 ASP A 172 1 N CYS A 170 O GLN A 200 SHEET 7 AA2 8 LEU A 124 ILE A 132 1 N LEU A 126 O LEU A 169 SHEET 8 AA2 8 LYS A 138 ALA A 141 -1 O GLN A 139 N ARG A 131 LINK C GLN A 240 N ACME A 241 1555 1555 1.33 LINK C ACME A 241 N TRP A 242 1555 1555 1.33 SITE 1 AC1 8 GLY A 81 VAL A 82 ARG A 83 ALA A 102 SITE 2 AC1 8 SER A 103 HOH A 403 HOH A 420 HOH A 487 SITE 1 AC2 4 MET A 1 ASN A 148 ARG A 220 HOH A 412 SITE 1 AC3 4 GLY A 225 ARG A 226 HOH A 404 HOH A 499 CRYST1 85.940 85.940 120.960 90.00 90.00 120.00 P 61 2 2 12 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 0.011636 0.006718 0.000000 0.00000 SCALE2 0.000000 0.013436 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008267 0.00000