HEADER LIGASE 15-OCT-24 9JZZ TITLE CRYSTAL STRUCTURE OF PYROCOCCUS HORIKOSHII AIR SYNTHETASE BOUND TO AMP COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOSPHORIBOSYLFORMYLGLYCINAMIDINE CYCLO-LIGASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AIR SYNTHASE,AIRS,PHOSPHORIBOSYL-AMINOIMIDAZOLE SYNTHETASE; COMPND 5 EC: 6.3.3.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS HORIKOSHII OT3; SOURCE 3 ORGANISM_TAXID: 70601; SOURCE 4 GENE: PURM, PH0316; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PURINE SYNTHESIS, ATP HYDROLYSIS, LIGASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.H.CHEN,C.J.CHEN REVDAT 2 11-FEB-26 9JZZ 1 JRNL REVDAT 1 15-OCT-25 9JZZ 0 JRNL AUTH Y.H.CHEN,Y.C.HUANG,R.G.R.RAO,H.C.CHANG,Y.H.LAN,A.NAKAGAWA, JRNL AUTH 2 J.JEYARAMAN,C.J.CHEN JRNL TITL STRUCTURAL INSIGHTS INTO SUBSTRATE BINDING, DOMAIN SWAPPING JRNL TITL 2 AND HEAT RESISTANCE OF A HYPERTHERMOSTABLE ARCHAEAL AIR JRNL TITL 3 SYNTHETASE. JRNL REF INT.J.BIOL.MACROMOL. V. 344 50493 2026 JRNL REFN ISSN 0141-8130 JRNL PMID 41581817 JRNL DOI 10.1016/J.IJBIOMAC.2026.150493 REMARK 2 REMARK 2 RESOLUTION. 2.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.05 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 20693 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.225 REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 1046 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 28.0500 - 3.9200 1.00 3020 171 0.1963 0.2115 REMARK 3 2 3.9200 - 3.1200 1.00 2828 158 0.2166 0.2747 REMARK 3 3 3.1200 - 2.7200 1.00 2785 162 0.2473 0.3093 REMARK 3 4 2.7200 - 2.4700 1.00 2774 148 0.2611 0.3013 REMARK 3 5 2.4700 - 2.3000 1.00 2766 146 0.2496 0.2808 REMARK 3 6 2.3000 - 2.1600 1.00 2725 133 0.2442 0.2392 REMARK 3 7 2.1600 - 2.0500 0.99 2749 128 0.2587 0.3219 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 : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.221 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.066 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.49 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.04 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 : 0.002 2539 REMARK 3 ANGLE : 0.561 3434 REMARK 3 CHIRALITY : 0.044 395 REMARK 3 PLANARITY : 0.003 430 REMARK 3 DIHEDRAL : 7.525 346 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 9JZZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 21-OCT-24. REMARK 100 THE DEPOSITION ID IS D_1300052228. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-23 REMARK 200 TEMPERATURE (KELVIN) : 80 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSRRC REMARK 200 BEAMLINE : TPS 07A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97625 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS 6.3.3.1 REMARK 200 DATA SCALING SOFTWARE : XDS 6.3.3.1 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20693 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.050 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : 0.06800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.6200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 8.50 REMARK 200 R MERGE FOR SHELL (I) : 0.76000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.350 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX 1.21.2_5419 REMARK 200 STARTING MODEL: 9JZY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: ZINC ACETATE, 2-PROPANOL, SODIUM REMARK 280 CACODYLATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 99.40700 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 27.98300 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 27.98300 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 149.11050 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 27.98300 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 27.98300 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 49.70350 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 27.98300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.98300 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 149.11050 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 27.98300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.98300 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 49.70350 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 99.40700 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: 9450 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -590.0 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 504 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 LEU A 2 REMARK 465 THR A 3 REMARK 465 TYR A 4 REMARK 465 ALA A 5 REMARK 465 GLN A 6 REMARK 465 ALA A 7 REMARK 465 GLY A 8 REMARK 465 VAL A 9 REMARK 465 ASP A 10 REMARK 465 GLU A 11 REMARK 465 GLU A 12 REMARK 465 LYS A 13 REMARK 465 ASP A 41 REMARK 465 ILE A 42 REMARK 465 GLY A 43 REMARK 465 HIS A 44 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 LYS A 52 -45.08 68.81 REMARK 500 ASP A 172 -8.79 82.39 REMARK 500 SER A 181 -87.78 -118.18 REMARK 500 THR A 241 -139.30 -109.06 REMARK 500 GLU A 321 109.43 -59.41 REMARK 500 GLU A 323 -62.65 67.86 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 404 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 38 OE1 REMARK 620 2 GLU A 38 OE2 56.8 REMARK 620 3 ASP A 202 OD1 61.1 32.8 REMARK 620 4 LYS A 209 NZ 59.4 35.1 3.3 REMARK 620 5 HOH A 533 O 76.1 121.2 137.2 135.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 405 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 61 OD2 REMARK 620 2 ASP A 90 OD2 117.3 REMARK 620 3 HOH A 541 O 97.8 116.1 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 407 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 112 OE1 REMARK 620 2 GLU A 231 OE1 32.1 REMARK 620 3 GLU A 231 OE2 32.4 1.4 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 402 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 184 NE2 REMARK 620 2 HIS A 239 NE2 110.3 REMARK 620 3 HOH A 545 O 106.6 121.6 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 408 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 204 OE1 REMARK 620 2 GLU A 300 OE2 106.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 403 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 233 OE2 REMARK 620 2 HIS A 235 NE2 105.7 REMARK 620 3 GLU A 311 OE2 82.4 45.6 REMARK 620 4 HOH A 537 O 114.1 122.2 99.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 409 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 264 OD2 REMARK 620 2 GLU A 297 OE2 45.0 REMARK 620 3 GLU A 298 OE1 48.5 5.2 REMARK 620 N 1 2 DBREF 9JZZ A 1 334 UNP O58054 PUR5_PYRHO 1 334 SEQRES 1 A 334 MET LEU THR TYR ALA GLN ALA GLY VAL ASP GLU GLU LYS SEQRES 2 A 334 THR ALA LYS ALA LEU ARG ALA ILE ILE ASP ALA ALA ARG SEQRES 3 A 334 ARG THR PHE LYS PHE ARG MET ASN LYS ILE GLY GLU PRO SEQRES 4 A 334 GLY ASP ILE GLY HIS TYR SER ALA LEU LEU ASP PHE LYS SEQRES 5 A 334 ASP PHE TYR LEU ALA ILE THR THR ASP GLY VAL GLY THR SEQRES 6 A 334 LYS ILE LEU VAL ALA GLU ALA VAL ASN LYS PHE ASP THR SEQRES 7 A 334 ILE GLY ILE ASP MET ILE ALA MET ASN VAL ASN ASP LEU SEQRES 8 A 334 ILE CYS VAL GLY ALA GLU PRO VAL ALA LEU VAL ASP TYR SEQRES 9 A 334 LEU ALA VAL LYS GLU PRO ASN GLU ASP VAL PHE GLN GLN SEQRES 10 A 334 ILE ALA LYS GLY LEU TYR GLU GLY ALA LYS GLU ALA GLY SEQRES 11 A 334 ILE ALA ILE VAL GLY GLY GLU THR ALA VAL MET PRO ASP SEQRES 12 A 334 LEU ILE ASN GLY TYR ASP LEU ALA GLY THR ALA VAL GLY SEQRES 13 A 334 ILE VAL GLU LYS ASP LYS VAL VAL THR GLY GLU LYS ILE SEQRES 14 A 334 LYS PRO ASP ASP ILE VAL ILE GLY ILE SER SER SER GLY SEQRES 15 A 334 ILE HIS SER ASN GLY LEU THR LEU ALA ARG LYS LEU LEU SEQRES 16 A 334 ILE PRO LYS TYR GLY LEU ASP TYR GLU TYR ASN GLY LYS SEQRES 17 A 334 LYS LEU TRP GLU TRP LEU LEU GLU PRO THR ARG ILE TYR SEQRES 18 A 334 VAL LYS PRO ILE LEU LYS LEU ILE ASN GLU VAL GLU VAL SEQRES 19 A 334 HIS GLY LEU ALA HIS ILE THR GLY GLY GLY LEU LEU ASN SEQRES 20 A 334 LEU LYS ARG LEU THR LYS TYR GLY PHE GLU LEU GLU MET SEQRES 21 A 334 PRO PRO ILE ASP GLY ILE PHE LYS LEU ILE TYR GLU ASN SEQRES 22 A 334 GLY VAL PRO LEU GLU GLU MET PHE ARG VAL PHE ASN MET SEQRES 23 A 334 GLY VAL GLY PHE MET VAL ILE VAL PRO GLN GLU GLU LYS SEQRES 24 A 334 GLU ASN ALA LEU GLN ILE LEU ASN LYS TYR TYR GLU SER SEQRES 25 A 334 PHE GLU LEU GLY LYS VAL ILE LYS GLU PRO GLU LYS ILE SEQRES 26 A 334 LYS VAL LYS ASN TYR GLY ILE THR LEU HET AMP A 401 23 HET ZN A 402 1 HET ZN A 403 1 HET ZN A 404 1 HET ZN A 405 1 HET ZN A 406 1 HET ZN A 407 1 HET ZN A 408 1 HET ZN A 409 1 HET ZN A 410 1 HET ZN A 411 1 HET CL A 412 1 HET CL A 413 1 HETNAM AMP ADENOSINE MONOPHOSPHATE HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION FORMUL 2 AMP C10 H14 N5 O7 P FORMUL 3 ZN 10(ZN 2+) FORMUL 13 CL 2(CL 1-) FORMUL 15 HOH *47(H2 O) HELIX 1 AA1 THR A 14 THR A 28 1 15 HELIX 2 AA2 PHE A 29 MET A 33 5 5 HELIX 3 AA3 THR A 65 ASN A 74 1 10 HELIX 4 AA4 THR A 78 ILE A 92 1 15 HELIX 5 AA5 CYS A 93 GLY A 95 5 3 HELIX 6 AA6 ASN A 111 GLY A 130 1 20 HELIX 7 AA7 GLU A 159 VAL A 163 5 5 HELIX 8 AA8 HIS A 184 GLY A 200 1 17 HELIX 9 AA9 LEU A 210 GLU A 216 1 7 HELIX 10 AB1 TYR A 221 VAL A 232 1 12 HELIX 11 AB2 LEU A 245 ARG A 250 1 6 HELIX 12 AB3 ASP A 264 ASN A 273 1 10 HELIX 13 AB4 PRO A 276 PHE A 284 1 9 HELIX 14 AB5 PRO A 295 GLU A 297 5 3 HELIX 15 AB6 GLU A 298 ASN A 307 1 10 SHEET 1 AA1 6 GLU A 38 PRO A 39 0 SHEET 2 AA1 6 ALA A 47 ASP A 50 -1 O ASP A 50 N GLU A 38 SHEET 3 AA1 6 TYR A 55 GLY A 62 -1 O LEU A 56 N LEU A 49 SHEET 4 AA1 6 TYR A 148 VAL A 158 -1 O VAL A 158 N TYR A 55 SHEET 5 AA1 6 GLU A 97 VAL A 107 -1 N TYR A 104 O ALA A 151 SHEET 6 AA1 6 ALA A 132 VAL A 140 1 O ALA A 139 N LEU A 105 SHEET 1 AA2 7 GLY A 236 HIS A 239 0 SHEET 2 AA2 7 VAL A 288 VAL A 294 -1 O MET A 291 N ALA A 238 SHEET 3 AA2 7 ILE A 174 SER A 179 -1 N ILE A 176 O VAL A 292 SHEET 4 AA2 7 SER A 312 ILE A 319 -1 O LEU A 315 N VAL A 175 SHEET 5 AA2 7 GLY A 255 LEU A 258 -1 N GLY A 255 O ILE A 319 SHEET 6 AA2 7 ILE A 325 VAL A 327 1 O LYS A 326 N PHE A 256 SHEET 7 AA2 7 ILE A 332 LEU A 334 -1 O ILE A 332 N VAL A 327 SHEET 1 AA3 2 GLU A 204 TYR A 205 0 SHEET 2 AA3 2 LYS A 208 LYS A 209 -1 O LYS A 208 N TYR A 205 LINK OE1 GLU A 38 ZN ZN A 404 1555 1555 2.51 LINK OE2 GLU A 38 ZN ZN A 404 1555 1555 2.01 LINK OD2 ASP A 61 ZN ZN A 405 1555 1555 2.10 LINK OD1 ASP A 61 ZN ZN A 411 1555 1555 2.33 LINK OD2 ASP A 90 ZN ZN A 405 1555 1555 1.99 LINK OE1 GLU A 112 ZN ZN A 407 1555 1555 2.13 LINK OD2 ASP A 161 ZN ZN A 410 1555 1555 2.60 LINK NE2 HIS A 184 ZN ZN A 402 1555 1555 2.25 LINK OD1 ASP A 202 ZN ZN A 404 1555 1565 2.01 LINK OE1 GLU A 204 ZN ZN A 408 1555 5354 2.50 LINK NZ LYS A 209 ZN ZN A 404 1555 1565 2.00 LINK OE1 GLU A 231 ZN ZN A 407 1555 7455 2.14 LINK OE2 GLU A 231 ZN ZN A 407 1555 7455 2.02 LINK OE2 GLU A 233 ZN ZN A 403 1555 1555 1.88 LINK NE2 HIS A 235 ZN ZN A 403 1555 1555 2.29 LINK NE2 HIS A 239 ZN ZN A 402 1555 1555 2.25 LINK OD2 ASP A 264 ZN ZN A 409 1555 5354 2.03 LINK OE1 GLU A 297 ZN ZN A 406 1555 1555 2.29 LINK OE2 GLU A 297 ZN ZN A 409 1555 1555 2.24 LINK OE1 GLU A 298 ZN ZN A 409 1555 1555 2.43 LINK OE2 GLU A 300 ZN ZN A 408 1555 1555 2.48 LINK OE2 GLU A 311 ZN ZN A 403 1555 5354 1.84 LINK ZN ZN A 402 O HOH A 545 1555 1555 2.09 LINK ZN ZN A 403 O HOH A 537 1555 5344 2.24 LINK ZN ZN A 404 O HOH A 533 1555 1555 2.14 LINK ZN ZN A 405 O HOH A 541 1555 1555 2.29 CRYST1 55.966 55.966 198.814 90.00 90.00 90.00 P 43 21 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 0.017868 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017868 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005030 0.00000 CONECT 200 2497 CONECT 201 2497 CONECT 352 2504 CONECT 353 2498 CONECT 564 2498 CONECT 726 2500 CONECT 1078 2503 CONECT 1245 2495 CONECT 1658 2496 CONECT 1675 2496 CONECT 1702 2495 CONECT 2161 2499 CONECT 2162 2502 CONECT 2170 2502 CONECT 2189 2501 CONECT 2472 2473 2474 2475 2476 CONECT 2473 2472 CONECT 2474 2472 CONECT 2475 2472 CONECT 2476 2472 2477 CONECT 2477 2476 2478 CONECT 2478 2477 2479 2480 CONECT 2479 2478 2484 CONECT 2480 2478 2481 2482 CONECT 2481 2480 CONECT 2482 2480 2483 2484 CONECT 2483 2482 CONECT 2484 2479 2482 2485 CONECT 2485 2484 2486 2494 CONECT 2486 2485 2487 CONECT 2487 2486 2488 CONECT 2488 2487 2489 2494 CONECT 2489 2488 2490 2491 CONECT 2490 2489 CONECT 2491 2489 2492 CONECT 2492 2491 2493 CONECT 2493 2492 2494 CONECT 2494 2485 2488 2493 CONECT 2495 1245 1702 2551 CONECT 2496 1658 1675 CONECT 2497 200 201 2539 CONECT 2498 353 564 2547 CONECT 2499 2161 CONECT 2500 726 CONECT 2501 2189 CONECT 2502 2162 2170 CONECT 2503 1078 CONECT 2504 352 CONECT 2539 2497 CONECT 2547 2498 CONECT 2551 2495 MASTER 334 0 13 15 15 0 0 6 2552 1 51 26 END