HEADER MEMBRANE PROTEIN 30-OCT-18 6I1R TITLE CRYSTAL STRUCTURE OF CMP BOUND CST IN AN OUTWARD FACING CONFORMATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: CMP-SIALIC ACID TRANSPORTER 1; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ZEA MAYS; SOURCE 3 ORGANISM_COMMON: MAIZE; SOURCE 4 ORGANISM_TAXID: 4577; SOURCE 5 GENE: 100274139, ZEAMMB73_ZM00001D046060; SOURCE 6 EXPRESSION_SYSTEM: SACCHAROMYCES CEREVISIAE; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4932 KEYWDS CMP-SIALIC ACID TRANSPORTER, SECONDARY ACTIVE TRANSPORTER, NUCLEOTIDE KEYWDS 2 SUGAR TRANSPORTER, SLC35A1, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR E.NJI,A.GULATI,A.A.QURESHI,D.DREW REVDAT 3 24-JAN-24 6I1R 1 REMARK REVDAT 2 19-JUN-19 6I1R 1 JRNL REVDAT 1 05-JUN-19 6I1R 0 JRNL AUTH E.NJI,A.GULATI,A.A.QURESHI,M.COINCON,D.DREW JRNL TITL STRUCTURAL BASIS FOR THE DELIVERY OF ACTIVATED SIALIC ACID JRNL TITL 2 INTO GOLGI FOR SIALYATION. JRNL REF NAT.STRUCT.MOL.BIOL. V. 26 415 2019 JRNL REFN ESSN 1545-9985 JRNL PMID 31133698 JRNL DOI 10.1038/S41594-019-0225-Y REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.83 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 19661 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.240 REMARK 3 R VALUE (WORKING SET) : 0.239 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1048 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4817 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 42 REMARK 3 SOLVENT ATOMS : 38 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 71.74 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.01000 REMARK 3 B22 (A**2) : -0.04000 REMARK 3 B33 (A**2) : 0.05000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.02000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 5.588 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.360 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.225 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.686 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 6I1R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-OCT-18. REMARK 100 THE DEPOSITION ID IS D_1200012661. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID29 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 PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.22 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20716 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.18500 REMARK 200 FOR THE DATA SET : 7.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 REMARK 200 R MERGE FOR SHELL (I) : 1.94400 REMARK 200 R SYM FOR SHELL (I) : 1.94400 REMARK 200 FOR SHELL : 0.800 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: 5I20 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 400 MM AMMONIUM SULFATE, 100 MM REMARK 280 LITHIUM SULFATE, 100 MM NACL, 100 MM SODIUM CITRATE, 30% PEG 300, REMARK 280 TERT BUTANOL AND 1.2 MM CMP, PH 5, LIPIDIC CUBIC PHASE, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 44.68950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 90.50450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 44.68950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 90.50450 REMARK 290 SMTRY3 4 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 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 ASN A 27 REMARK 465 GLY A 28 REMARK 465 LYS A 29 REMARK 465 TYR A 30 REMARK 465 PRO A 314 REMARK 465 GLN A 315 REMARK 465 THR A 316 REMARK 465 LEU A 317 REMARK 465 PRO A 318 REMARK 465 VAL A 319 REMARK 465 THR A 320 REMARK 465 SER A 321 REMARK 465 LYS A 322 REMARK 465 GLY B 28 REMARK 465 LYS B 29 REMARK 465 TYR B 30 REMARK 465 PRO B 314 REMARK 465 GLN B 315 REMARK 465 THR B 316 REMARK 465 LEU B 317 REMARK 465 PRO B 318 REMARK 465 VAL B 319 REMARK 465 THR B 320 REMARK 465 SER B 321 REMARK 465 LYS B 322 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 MET A 1 CG SD CE REMARK 470 GLN A 2 CG CD OE1 NE2 REMARK 470 ARG A 58 CG CD NE CZ NH1 NH2 REMARK 470 THR A 59 OG1 CG2 REMARK 470 SER A 60 OG REMARK 470 LYS A 67 CG CD CE NZ REMARK 470 GLN A 102 CG CD OE1 NE2 REMARK 470 VAL A 119 CG1 CG2 REMARK 470 LYS A 121 CG CD CE NZ REMARK 470 LYS A 145 CG CD CE NZ REMARK 470 SER A 150 OG REMARK 470 ASP A 153 CG OD1 OD2 REMARK 470 LYS A 216 CG CD CE NZ REMARK 470 TYR A 279 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS A 284 CG CD CE NZ REMARK 470 PHE A 290 CG CD1 CD2 CE1 CE2 CZ REMARK 470 MET A 309 CG SD CE REMARK 470 GLU A 312 CG CD OE1 OE2 REMARK 470 LEU A 313 CG CD1 CD2 REMARK 470 MET B 1 CG SD CE REMARK 470 GLN B 25 CG CD OE1 NE2 REMARK 470 ASN B 27 CG OD1 ND2 REMARK 470 THR B 59 OG1 CG2 REMARK 470 LYS B 67 CG CD CE NZ REMARK 470 ARG B 70 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 102 CG CD OE1 NE2 REMARK 470 VAL B 119 CG1 CG2 REMARK 470 LYS B 121 CG CD CE NZ REMARK 470 LYS B 145 CG CD CE NZ REMARK 470 LYS B 216 CG CD CE NZ REMARK 470 TYR B 279 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 PHE B 281 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 284 CG CD CE NZ REMARK 470 LEU B 313 CG CD1 CD2 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 OE1 GLN B 2 CE1 TYR B 4 1.95 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 GLN A 25 47.82 -76.50 REMARK 500 SER A 154 106.87 -58.10 REMARK 500 PHE A 156 -2.04 71.51 REMARK 500 SER A 257 -134.81 -147.13 REMARK 500 LEU A 280 -63.91 -103.86 REMARK 500 GLN B 25 30.54 -72.64 REMARK 500 SER B 154 106.74 -58.14 REMARK 500 PHE B 156 -2.24 71.50 REMARK 500 SER B 257 -138.98 -147.47 REMARK 500 LEU B 280 -64.61 -104.49 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 73 0.16 SIDE CHAIN REMARK 500 ARG A 117 0.26 SIDE CHAIN REMARK 500 ARG B 58 0.21 SIDE CHAIN REMARK 500 ARG B 73 0.09 SIDE CHAIN REMARK 500 ARG B 117 0.22 SIDE CHAIN 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 C5P A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue C5P B 401 DBREF 6I1R A 1 322 UNP B4FZ94 B4FZ94_MAIZE 1 322 DBREF 6I1R B 1 322 UNP B4FZ94 B4FZ94_MAIZE 1 322 SEQADV 6I1R ARG A 58 UNP B4FZ94 HIS 58 ENGINEERED MUTATION SEQADV 6I1R THR A 59 UNP B4FZ94 SER 59 ENGINEERED MUTATION SEQADV 6I1R PRO A 61 UNP B4FZ94 SER 61 ENGINEERED MUTATION SEQADV 6I1R SER A 62 UNP B4FZ94 PRO 62 ENGINEERED MUTATION SEQADV 6I1R VAL A 63 UNP B4FZ94 PRO 63 ENGINEERED MUTATION SEQADV 6I1R ARG B 58 UNP B4FZ94 HIS 58 ENGINEERED MUTATION SEQADV 6I1R THR B 59 UNP B4FZ94 SER 59 ENGINEERED MUTATION SEQADV 6I1R PRO B 61 UNP B4FZ94 SER 61 ENGINEERED MUTATION SEQADV 6I1R SER B 62 UNP B4FZ94 PRO 62 ENGINEERED MUTATION SEQADV 6I1R VAL B 63 UNP B4FZ94 PRO 63 ENGINEERED MUTATION SEQRES 1 A 322 MET GLN TRP TYR LEU VAL ALA ALA LEU LEU THR ILE LEU SEQRES 2 A 322 THR SER SER GLN GLY ILE LEU THR THR LEU SER GLN SER SEQRES 3 A 322 ASN GLY LYS TYR ASN TYR ASP TYR ALA THR ILE PRO PHE SEQRES 4 A 322 LEU ALA GLU LEU PHE LYS LEU SER VAL SER GLY PHE PHE SEQRES 5 A 322 LEU TRP LYS GLU CYS ARG THR SER PRO SER VAL ARG MET SEQRES 6 A 322 THR LYS GLU TRP ARG SER VAL ARG LEU TYR VAL VAL PRO SEQRES 7 A 322 SER VAL ILE TYR LEU ILE HIS ASN ASN VAL GLN PHE ALA SEQRES 8 A 322 THR LEU THR TYR VAL ASP PRO SER THR TYR GLN ILE MET SEQRES 9 A 322 GLY ASN LEU LYS ILE VAL THR THR GLY ILE LEU PHE ARG SEQRES 10 A 322 LEU VAL LEU LYS ARG LYS LEU SER ASN ILE GLN TRP MET SEQRES 11 A 322 ALA ILE VAL LEU LEU ALA VAL GLY THR THR THR SER GLN SEQRES 12 A 322 VAL LYS GLY CYS GLY ASP SER PRO CYS ASP SER LEU PHE SEQRES 13 A 322 SER ALA PRO LEU GLU GLY TYR LEU LEU GLY ILE LEU SER SEQRES 14 A 322 ALA CYS LEU SER ALA LEU ALA GLY VAL TYR THR GLU TYR SEQRES 15 A 322 LEU MET LYS LYS ASN ASN ASP SER LEU TYR TRP GLN ASN SEQRES 16 A 322 VAL GLN LEU TYR THR PHE GLY VAL ILE PHE ASN MET GLY SEQRES 17 A 322 TRP LEU ILE TYR GLY ASP PHE LYS ALA GLY PHE GLU LEU SEQRES 18 A 322 GLY PRO TRP TRP GLN ARG LEU PHE ASN GLY TYR SER ILE SEQRES 19 A 322 THR THR TRP MET VAL VAL PHE ASN LEU GLY SER THR GLY SEQRES 20 A 322 LEU LEU VAL SER TRP LEU MET LYS TYR SER ASP ASN ILE SEQRES 21 A 322 VAL LYS VAL TYR SER THR SER MET ALA MET LEU LEU THR SEQRES 22 A 322 MET VAL LEU SER ILE TYR LEU PHE SER VAL LYS ALA THR SEQRES 23 A 322 ILE GLN LEU PHE LEU GLY ILE ILE ILE CYS ILE ILE SER SEQRES 24 A 322 LEU GLN MET TYR PHE MET PRO VAL HIS MET LEU ILE GLU SEQRES 25 A 322 LEU PRO GLN THR LEU PRO VAL THR SER LYS SEQRES 1 B 322 MET GLN TRP TYR LEU VAL ALA ALA LEU LEU THR ILE LEU SEQRES 2 B 322 THR SER SER GLN GLY ILE LEU THR THR LEU SER GLN SER SEQRES 3 B 322 ASN GLY LYS TYR ASN TYR ASP TYR ALA THR ILE PRO PHE SEQRES 4 B 322 LEU ALA GLU LEU PHE LYS LEU SER VAL SER GLY PHE PHE SEQRES 5 B 322 LEU TRP LYS GLU CYS ARG THR SER PRO SER VAL ARG MET SEQRES 6 B 322 THR LYS GLU TRP ARG SER VAL ARG LEU TYR VAL VAL PRO SEQRES 7 B 322 SER VAL ILE TYR LEU ILE HIS ASN ASN VAL GLN PHE ALA SEQRES 8 B 322 THR LEU THR TYR VAL ASP PRO SER THR TYR GLN ILE MET SEQRES 9 B 322 GLY ASN LEU LYS ILE VAL THR THR GLY ILE LEU PHE ARG SEQRES 10 B 322 LEU VAL LEU LYS ARG LYS LEU SER ASN ILE GLN TRP MET SEQRES 11 B 322 ALA ILE VAL LEU LEU ALA VAL GLY THR THR THR SER GLN SEQRES 12 B 322 VAL LYS GLY CYS GLY ASP SER PRO CYS ASP SER LEU PHE SEQRES 13 B 322 SER ALA PRO LEU GLU GLY TYR LEU LEU GLY ILE LEU SER SEQRES 14 B 322 ALA CYS LEU SER ALA LEU ALA GLY VAL TYR THR GLU TYR SEQRES 15 B 322 LEU MET LYS LYS ASN ASN ASP SER LEU TYR TRP GLN ASN SEQRES 16 B 322 VAL GLN LEU TYR THR PHE GLY VAL ILE PHE ASN MET GLY SEQRES 17 B 322 TRP LEU ILE TYR GLY ASP PHE LYS ALA GLY PHE GLU LEU SEQRES 18 B 322 GLY PRO TRP TRP GLN ARG LEU PHE ASN GLY TYR SER ILE SEQRES 19 B 322 THR THR TRP MET VAL VAL PHE ASN LEU GLY SER THR GLY SEQRES 20 B 322 LEU LEU VAL SER TRP LEU MET LYS TYR SER ASP ASN ILE SEQRES 21 B 322 VAL LYS VAL TYR SER THR SER MET ALA MET LEU LEU THR SEQRES 22 B 322 MET VAL LEU SER ILE TYR LEU PHE SER VAL LYS ALA THR SEQRES 23 B 322 ILE GLN LEU PHE LEU GLY ILE ILE ILE CYS ILE ILE SER SEQRES 24 B 322 LEU GLN MET TYR PHE MET PRO VAL HIS MET LEU ILE GLU SEQRES 25 B 322 LEU PRO GLN THR LEU PRO VAL THR SER LYS HET C5P A 401 21 HET C5P B 401 21 HETNAM C5P CYTIDINE-5'-MONOPHOSPHATE FORMUL 3 C5P 2(C9 H14 N3 O8 P) FORMUL 5 HOH *38(H2 O) HELIX 1 AA1 GLN A 2 GLN A 25 1 24 HELIX 2 AA2 THR A 36 SER A 60 1 25 HELIX 3 AA3 GLU A 68 ARG A 73 1 6 HELIX 4 AA4 TYR A 75 LEU A 93 1 19 HELIX 5 AA5 ASP A 97 GLY A 105 1 9 HELIX 6 AA6 LEU A 107 VAL A 119 1 13 HELIX 7 AA7 SER A 125 VAL A 144 1 20 HELIX 8 AA8 PRO A 159 LYS A 186 1 28 HELIX 9 AA9 SER A 190 ALA A 217 1 28 HELIX 10 AB1 PRO A 223 LEU A 228 1 6 HELIX 11 AB2 SER A 233 SER A 257 1 25 HELIX 12 AB3 ASP A 258 LEU A 280 1 23 HELIX 13 AB4 THR A 286 MET A 305 1 20 HELIX 14 AB5 GLN B 2 GLN B 25 1 24 HELIX 15 AB6 THR B 36 SER B 60 1 25 HELIX 16 AB7 GLU B 68 ARG B 73 1 6 HELIX 17 AB8 TYR B 75 LEU B 93 1 19 HELIX 18 AB9 ASP B 97 GLY B 105 1 9 HELIX 19 AC1 LEU B 107 VAL B 119 1 13 HELIX 20 AC2 SER B 125 VAL B 144 1 20 HELIX 21 AC3 PRO B 159 ASN B 187 1 29 HELIX 22 AC4 SER B 190 ALA B 217 1 28 HELIX 23 AC5 PRO B 223 LEU B 228 1 6 HELIX 24 AC6 SER B 233 SER B 257 1 25 HELIX 25 AC7 ASP B 258 LEU B 280 1 23 HELIX 26 AC8 THR B 286 MET B 305 1 20 SITE 1 AC1 10 PRO A 38 GLU A 42 SER A 79 TYR A 82 SITE 2 AC1 10 LEU A 83 ASN A 86 PHE A 205 ASN A 206 SITE 3 AC1 10 TRP A 209 HOH A 508 SITE 1 AC2 11 PRO B 38 GLU B 42 SER B 79 TYR B 82 SITE 2 AC2 11 LEU B 83 ASN B 86 PHE B 205 ASN B 206 SITE 3 AC2 11 TRP B 209 HOH B 502 HOH B 507 CRYST1 89.379 181.009 53.081 90.00 90.00 90.00 C 1 2 1 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 0.011188 0.000000 0.000000 0.00000 SCALE2 0.000000 0.005525 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018839 0.00000 MTRIX1 1 1.000000 0.000000 0.000000 0.00000 1 MTRIX2 1 0.000000 1.000000 0.000000 0.00000 1 MTRIX3 1 0.000000 0.000000 1.000000 0.00000 1 MTRIX1 2 -0.999959 -0.000490 0.009094 -45.02789 1 MTRIX2 2 0.000581 -0.999950 0.010026 -89.76479 1 MTRIX3 2 0.009089 0.010031 0.999908 0.61438 1