HEADER TRANSFERASE 17-JUL-19 6PU6 TITLE COBT FROM METHANOCALDOCOCCUS JANNASCHII IN COMPLEX WITH ALPHA-RIBOZOLE TITLE 2 5'-PHOSPHATE, NICOTINIC ACID, AND NICOTINIC ACID MONONUCLEOTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: UPF0284 PROTEIN MJ1598; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOCALDOCOCCUS JANNASCHII (STRAIN ATCC SOURCE 3 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440); SOURCE 4 ORGANISM_TAXID: 243232; SOURCE 5 STRAIN: ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440; SOURCE 6 GENE: MJ1598; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.H.SCHWARZWALDER,V.L.JETER,A.A.VECELLIO,E.ERPENBACH,J.C.ESCALANTE- AUTHOR 2 SEMERENA,I.RAYMENT REVDAT 3 10-APR-24 6PU6 1 JRNL REVDAT 2 11-OCT-23 6PU6 1 REMARK REVDAT 1 22-JUL-20 6PU6 0 JRNL AUTH V.L.JETER,A.H.SCHWARZWALDER,I.RAYMENT,J.C.ESCALANTE-SEMERENA JRNL TITL STRUCTURAL STUDIES OF THE PHOSPHORIBOSYLTRANSFERASE INVOLVED JRNL TITL 2 IN COBAMIDE BIOSYNTHESIS IN METHANOGENIC ARCHAEA AND JRNL TITL 3 CYANOBACTERIA. JRNL REF SCI REP V. 12 17175 2022 JRNL REFN ESSN 2045-2322 JRNL PMID 36229494 JRNL DOI 10.1038/S41598-022-21765-5 REMARK 2 REMARK 2 RESOLUTION. 2.29 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.15.2_3472 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) : 2.29 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.93 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.390 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 28689 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.240 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 1433 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 40.9300 - 4.9377 0.98 2780 145 0.1529 0.1848 REMARK 3 2 4.9377 - 3.9202 0.98 2748 145 0.1547 0.1942 REMARK 3 3 3.9202 - 3.4250 0.99 2783 146 0.1918 0.2111 REMARK 3 4 3.4250 - 3.1119 0.97 2729 144 0.2236 0.3219 REMARK 3 5 3.1119 - 2.8890 0.99 2744 144 0.2366 0.3062 REMARK 3 6 2.8890 - 2.7187 0.98 2743 143 0.2496 0.3393 REMARK 3 7 2.7187 - 2.5825 0.96 2687 142 0.2367 0.3145 REMARK 3 8 2.5825 - 2.4701 0.97 2717 143 0.2623 0.3372 REMARK 3 9 2.4701 - 2.3751 0.98 2718 144 0.2768 0.3223 REMARK 3 10 2.3751 - 2.2931 0.93 2607 137 0.2919 0.3899 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) : 0.390 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 32.980 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 58.75 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 6PU6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JUL-19. REMARK 100 THE DEPOSITION ID IS D_1000243062. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-18 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 : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 X 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28756 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.293 REMARK 200 RESOLUTION RANGE LOW (A) : 47.576 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.06460 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.29 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.9 REMARK 200 DATA REDUNDANCY IN SHELL : 6.90 REMARK 200 R MERGE FOR SHELL (I) : 0.47710 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.530 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: 3L0Z REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS WERE FORMED BY MIXING 13.3 REMARK 280 MG/ML PROTEIN SOLUTION CONTAINING ADDED 1 MM 5,6- REMARK 280 DIMETHYLBENZIMIDAZOLE AND 25 MM SODIUM/POTASSIUM PHOSPHATE PH REMARK 280 7.0 WITH WELL SOLUTION CONTAINING 100 MM MES/ACETATE PH 5.5, 25% REMARK 280 PEG 1.5K. CRYSTALS WERE CRYOPROTECTED IN 20% ETHYLENE GLYCOL, REMARK 280 100 MM MES/ACETATE BUFFER PH 5.5, 16% PEG 4K, 1 MM NICOTINIC REMARK 280 ACID MONONUCLEOTIDE OVERNIGHT PRIOR TO FREEZING, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K 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 69.50000 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: 3550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 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 ILE A 69 REMARK 465 ASP A 70 REMARK 465 ALA A 71 REMARK 465 THR A 72 REMARK 465 LYS A 349 REMARK 465 GLU A 350 REMARK 465 ILE B 69 REMARK 465 ASP B 70 REMARK 465 ALA B 71 REMARK 465 THR B 72 REMARK 465 GLY B 73 REMARK 465 LYS B 349 REMARK 465 GLU B 350 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 OG SER A 50 O VAL A 101 1.98 REMARK 500 OD1 ASN B 200 N LYS B 202 2.10 REMARK 500 O THR B 76 OG1 THR B 79 2.17 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 SER A 34 -30.54 -135.58 REMARK 500 PRO A 182 67.05 -61.04 REMARK 500 ASP A 258 1.35 -67.17 REMARK 500 VAL A 313 -66.74 73.20 REMARK 500 LYS A 314 -51.82 77.16 REMARK 500 LYS B 122 50.37 -115.80 REMARK 500 MET B 124 141.94 168.09 REMARK 500 ASN B 126 38.48 -152.12 REMARK 500 SER B 175 -151.76 -88.89 REMARK 500 SER B 176 149.58 -175.82 REMARK 500 ASN B 200 -158.57 -136.55 REMARK 500 LEU B 236 93.79 -69.72 REMARK 500 ASN B 253 81.74 -154.30 REMARK 500 ASN B 272 41.70 -85.83 REMARK 500 LYS B 275 4.06 -68.26 REMARK 500 LYS B 299 42.32 -87.44 REMARK 500 VAL B 313 -66.39 83.80 REMARK 500 LYS B 314 -50.58 77.26 REMARK 500 ASN B 329 56.00 -104.50 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 NCN A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue RBZ B 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NIO B 402 DBREF 6PU6 A 1 350 UNP Q58993 Y1598_METJA 1 350 DBREF 6PU6 B 1 350 UNP Q58993 Y1598_METJA 1 350 SEQRES 1 A 350 MET SER ILE ILE ALA ILE ASN GLU ASN GLY PHE LEU ASP SEQRES 2 A 350 LYS ILE LYS GLY ARG ASN PRO LEU PHE THR CYS VAL ILE SEQRES 3 A 350 SER SER ILE GLU THR THR LEU SER ILE PRO ILE SER GLY SEQRES 4 A 350 VAL HIS ARG ASP VAL ILE LYS TYR THR PRO SER ALA ASP SEQRES 5 A 350 VAL GLU LEU VAL PHE TYR GLY LYS SER LEU THR LEU LYS SEQRES 6 A 350 THR PRO PRO ILE ASP ALA THR GLY SER PRO THR PRO ALA SEQRES 7 A 350 THR ILE THR ARG ALA CYS VAL GLU LEU LYS ASN ILE LYS SEQRES 8 A 350 ASN LEU HIS ILE ASP ALA GLY ALA PHE VAL LYS PRO LYS SEQRES 9 A 350 ILE PRO PHE ILE GLU ILE ASP GLU LYS PRO THR GLY ARG SEQRES 10 A 350 ILE GLU GLU GLY LYS ALA MET ASN ASN SER LYS GLU LEU SEQRES 11 A 350 TYR MET LYS GLY TYR LEU LEU GLY LYS ASN LEU ASP ALA SEQRES 12 A 350 GLU LEU LEU ILE VAL GLY GLU SER VAL PRO GLY GLY THR SEQRES 13 A 350 THR THR ALA LEU GLY VAL LEU LEU GLY LEU GLY TYR ASP SEQRES 14 A 350 ALA GLU GLY LYS VAL SER SER GLY SER ILE ASN ASN PRO SEQRES 15 A 350 HIS GLU LEU LYS ILE LYS VAL VAL ARG GLU GLY LEU LYS SEQRES 16 A 350 LYS ALA GLY ILE ASN GLU LYS SER SER VAL PHE ASP VAL SEQRES 17 A 350 LEU ASN ALA VAL GLY ASP LYS MET MET PRO VAL VAL ALA SEQRES 18 A 350 GLY LEU ALA ILE SER PHE ALA GLU ARG ASN LYS PRO VAL SEQRES 19 A 350 ILE LEU ALA GLY GLY THR GLN MET SER ALA VAL LEU ALA SEQRES 20 A 350 VAL ILE LYS GLU ILE ASN LYS LYS VAL LEU ASP LYS ASN SEQRES 21 A 350 LEU ILE ALA ILE GLY THR THR GLU PHE VAL LEU ASN ASP SEQRES 22 A 350 LYS LYS GLY ASP LEU LYS GLY ILE VAL GLU GLN ILE GLY SEQRES 23 A 350 ASN VAL PRO VAL LEU ALA SER LYS PHE TYR PHE GLU LYS SEQRES 24 A 350 ALA LYS ILE GLU GLY LEU LYS ASN TYR CYS LYS GLY SER SEQRES 25 A 350 VAL LYS GLU GLY VAL GLY ALA GLY GLY ILE ALA VAL TYR SEQRES 26 A 350 SER ILE VAL ASN ASP LEU GLU PRO THR LYS ILE ARG GLU SEQRES 27 A 350 PHE ILE GLU ASN LYS PHE TYR GLU TRP TYR LYS GLU SEQRES 1 B 350 MET SER ILE ILE ALA ILE ASN GLU ASN GLY PHE LEU ASP SEQRES 2 B 350 LYS ILE LYS GLY ARG ASN PRO LEU PHE THR CYS VAL ILE SEQRES 3 B 350 SER SER ILE GLU THR THR LEU SER ILE PRO ILE SER GLY SEQRES 4 B 350 VAL HIS ARG ASP VAL ILE LYS TYR THR PRO SER ALA ASP SEQRES 5 B 350 VAL GLU LEU VAL PHE TYR GLY LYS SER LEU THR LEU LYS SEQRES 6 B 350 THR PRO PRO ILE ASP ALA THR GLY SER PRO THR PRO ALA SEQRES 7 B 350 THR ILE THR ARG ALA CYS VAL GLU LEU LYS ASN ILE LYS SEQRES 8 B 350 ASN LEU HIS ILE ASP ALA GLY ALA PHE VAL LYS PRO LYS SEQRES 9 B 350 ILE PRO PHE ILE GLU ILE ASP GLU LYS PRO THR GLY ARG SEQRES 10 B 350 ILE GLU GLU GLY LYS ALA MET ASN ASN SER LYS GLU LEU SEQRES 11 B 350 TYR MET LYS GLY TYR LEU LEU GLY LYS ASN LEU ASP ALA SEQRES 12 B 350 GLU LEU LEU ILE VAL GLY GLU SER VAL PRO GLY GLY THR SEQRES 13 B 350 THR THR ALA LEU GLY VAL LEU LEU GLY LEU GLY TYR ASP SEQRES 14 B 350 ALA GLU GLY LYS VAL SER SER GLY SER ILE ASN ASN PRO SEQRES 15 B 350 HIS GLU LEU LYS ILE LYS VAL VAL ARG GLU GLY LEU LYS SEQRES 16 B 350 LYS ALA GLY ILE ASN GLU LYS SER SER VAL PHE ASP VAL SEQRES 17 B 350 LEU ASN ALA VAL GLY ASP LYS MET MET PRO VAL VAL ALA SEQRES 18 B 350 GLY LEU ALA ILE SER PHE ALA GLU ARG ASN LYS PRO VAL SEQRES 19 B 350 ILE LEU ALA GLY GLY THR GLN MET SER ALA VAL LEU ALA SEQRES 20 B 350 VAL ILE LYS GLU ILE ASN LYS LYS VAL LEU ASP LYS ASN SEQRES 21 B 350 LEU ILE ALA ILE GLY THR THR GLU PHE VAL LEU ASN ASP SEQRES 22 B 350 LYS LYS GLY ASP LEU LYS GLY ILE VAL GLU GLN ILE GLY SEQRES 23 B 350 ASN VAL PRO VAL LEU ALA SER LYS PHE TYR PHE GLU LYS SEQRES 24 B 350 ALA LYS ILE GLU GLY LEU LYS ASN TYR CYS LYS GLY SER SEQRES 25 B 350 VAL LYS GLU GLY VAL GLY ALA GLY GLY ILE ALA VAL TYR SEQRES 26 B 350 SER ILE VAL ASN ASP LEU GLU PRO THR LYS ILE ARG GLU SEQRES 27 B 350 PHE ILE GLU ASN LYS PHE TYR GLU TRP TYR LYS GLU HET NCN A 401 34 HET RBZ B 401 41 HET NIO B 402 13 HETNAM NCN NICOTINATE MONONUCLEOTIDE HETNAM RBZ ALPHA-RIBAZOLE-5'-PHOSPHATE HETNAM NIO NICOTINIC ACID HETSYN NCN NAMN FORMUL 3 NCN C11 H14 N O9 P FORMUL 4 RBZ C14 H19 N2 O7 P FORMUL 5 NIO C6 H5 N O2 FORMUL 6 HOH *50(H2 O) HELIX 1 AA1 GLY A 10 LYS A 16 1 7 HELIX 2 AA2 ILE A 29 SER A 34 5 6 HELIX 3 AA3 HIS A 41 ILE A 45 5 5 HELIX 4 AA4 TYR A 47 GLY A 59 1 13 HELIX 5 AA5 PRO A 77 ASN A 89 1 13 HELIX 6 AA6 ARG A 117 GLY A 121 5 5 HELIX 7 AA7 ASN A 126 ASN A 140 1 15 HELIX 8 AA8 GLY A 154 LEU A 166 1 13 HELIX 9 AA9 PRO A 182 ALA A 197 1 16 HELIX 10 AB1 SER A 204 GLY A 213 1 10 HELIX 11 AB2 LYS A 215 ARG A 230 1 16 HELIX 12 AB3 GLY A 239 ASN A 253 1 15 HELIX 13 AB4 ASN A 253 ASP A 258 1 6 HELIX 14 AB5 GLU A 268 ASN A 272 1 5 HELIX 15 AB6 ASP A 277 GLY A 286 1 10 HELIX 16 AB7 TYR A 296 ALA A 300 5 5 HELIX 17 AB8 ILE A 302 ASN A 307 1 6 HELIX 18 AB9 TYR A 308 GLY A 311 5 4 HELIX 19 AC1 GLY A 318 ASN A 329 1 12 HELIX 20 AC2 GLU A 332 TYR A 348 1 17 HELIX 21 AC3 GLY B 10 ILE B 15 1 6 HELIX 22 AC4 ILE B 29 SER B 34 5 6 HELIX 23 AC5 TYR B 47 GLY B 59 1 13 HELIX 24 AC6 PRO B 77 ASN B 89 1 13 HELIX 25 AC7 ARG B 117 GLY B 121 5 5 HELIX 26 AC8 ASN B 126 ASN B 140 1 15 HELIX 27 AC9 GLY B 154 LEU B 166 1 13 HELIX 28 AD1 PRO B 182 ALA B 197 1 16 HELIX 29 AD2 SER B 204 GLY B 213 1 10 HELIX 30 AD3 LYS B 215 GLU B 229 1 15 HELIX 31 AD4 GLY B 239 LYS B 259 1 21 HELIX 32 AD5 GLU B 268 ASN B 272 1 5 HELIX 33 AD6 ASP B 277 GLY B 286 1 10 HELIX 34 AD7 TYR B 296 ALA B 300 5 5 HELIX 35 AD8 ILE B 302 ASN B 307 1 6 HELIX 36 AD9 TYR B 308 GLY B 311 5 4 HELIX 37 AE1 GLY B 318 ASN B 329 1 12 HELIX 38 AE2 GLU B 332 TYR B 348 1 17 SHEET 1 AA1 7 ILE A 3 ILE A 6 0 SHEET 2 AA1 7 VAL A 290 SER A 293 -1 O VAL A 290 N ILE A 6 SHEET 3 AA1 7 ILE A 262 THR A 267 1 N THR A 266 O LEU A 291 SHEET 4 AA1 7 VAL A 234 ALA A 237 1 N LEU A 236 O GLY A 265 SHEET 5 AA1 7 LEU A 145 SER A 151 1 N LEU A 146 O ILE A 235 SHEET 6 AA1 7 PRO A 20 ILE A 26 1 N LEU A 21 O ILE A 147 SHEET 7 AA1 7 LYS A 91 ASN A 92 1 O LYS A 91 N PHE A 22 SHEET 1 AA216 ILE A 3 ILE A 6 0 SHEET 2 AA216 VAL A 290 SER A 293 -1 O VAL A 290 N ILE A 6 SHEET 3 AA216 ILE A 262 THR A 267 1 N THR A 266 O LEU A 291 SHEET 4 AA216 VAL A 234 ALA A 237 1 N LEU A 236 O GLY A 265 SHEET 5 AA216 LEU A 145 SER A 151 1 N LEU A 146 O ILE A 235 SHEET 6 AA216 PRO A 20 ILE A 26 1 N LEU A 21 O ILE A 147 SHEET 7 AA216 ILE A 95 ALA A 97 1 O ILE A 95 N CYS A 24 SHEET 8 AA216 PHE A 107 ASP A 111 1 O ILE A 108 N ASP A 96 SHEET 9 AA216 PHE B 107 GLU B 109 -1 O GLU B 109 N PHE A 107 SHEET 10 AA216 ILE B 95 ASP B 96 1 N ASP B 96 O ILE B 108 SHEET 11 AA216 PRO B 20 ILE B 26 1 N ILE B 26 O ILE B 95 SHEET 12 AA216 LEU B 145 SER B 151 1 O GLY B 149 N THR B 23 SHEET 13 AA216 VAL B 234 ALA B 237 1 O ILE B 235 N LEU B 146 SHEET 14 AA216 ILE B 262 THR B 267 1 O ALA B 263 N LEU B 236 SHEET 15 AA216 VAL B 290 SER B 293 1 O LEU B 291 N THR B 266 SHEET 16 AA216 ILE B 3 ILE B 6 -1 N ILE B 6 O VAL B 290 SITE 1 AC1 18 SER A 38 GLY A 39 GLU A 150 VAL A 152 SITE 2 AC1 18 GLY A 154 GLY A 155 THR A 156 SER A 175 SITE 3 AC1 18 SER A 176 GLY A 177 GLY A 239 THR A 240 SITE 4 AC1 18 GLN A 241 VAL A 313 LYS A 314 GLU A 315 SITE 5 AC1 18 GLY A 316 HOH A 504 SITE 1 AC2 18 SER B 38 GLY B 39 ASP B 52 PRO B 77 SITE 2 AC2 18 GLU B 150 SER B 151 VAL B 152 PRO B 153 SITE 3 AC2 18 GLY B 154 GLY B 155 THR B 156 GLY B 177 SITE 4 AC2 18 GLN B 241 GLU B 315 GLY B 316 VAL B 317 SITE 5 AC2 18 NIO B 402 HOH B 502 SITE 1 AC3 9 SER B 175 SER B 176 GLY B 177 GLY B 239 SITE 2 AC3 9 THR B 240 GLN B 241 VAL B 313 GLU B 315 SITE 3 AC3 9 RBZ B 401 CRYST1 47.580 139.000 54.490 90.00 111.67 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 0.021017 0.000000 0.008351 0.00000 SCALE2 0.000000 0.007194 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019748 0.00000