HEADER SIGNALING PROTEIN 18-JUN-20 6XHH TITLE FAR-RED ABSORBING DARK STATE OF JSC1_58120G3 WITH BOUND 18-1, 18-2 TITLE 2 DIHYDROBILIVERDIN IXA (DHBV), THE NATIVE CHROMOPHORE PRECURSOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: JSC1_58120G3; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: [LEPTOLYNGBYA] SP. JSC-1; SOURCE 3 ORGANISM_TAXID: 1487953; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: LMG 194; SOURCE 7 EXPRESSION_SYSTEM_ATCC_NUMBER: 47090; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PBAD-CBD KEYWDS CYANOBACTERIOCHROME GAF DOMAIN PHYTOCHROME-SUPERFAMILY 18-1, 18-2 KEYWDS 2 DIHYDROBILIVERDIN, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.V.MORENO,N.C.ROCKWELL,A.J.FISHER,J.C.LAGARIAS REVDAT 5 30-OCT-24 6XHH 1 REMARK REVDAT 4 18-OCT-23 6XHH 1 REMARK REVDAT 3 18-NOV-20 6XHH 1 JRNL REVDAT 2 11-NOV-20 6XHH 1 JRNL REVDAT 1 28-OCT-20 6XHH 0 JRNL AUTH M.V.MORENO,N.C.ROCKWELL,M.MORA,A.J.FISHER,J.C.LAGARIAS JRNL TITL A FAR-RED CYANOBACTERIOCHROME LINEAGE SPECIFIC FOR VERDINS. JRNL REF PROC.NATL.ACAD.SCI.USA V. 117 27962 2020 JRNL REFN ESSN 1091-6490 JRNL PMID 33106421 JRNL DOI 10.1073/PNAS.2016047117 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14-3260-000 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.52 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.960 REMARK 3 COMPLETENESS FOR RANGE (%) : 84.2 REMARK 3 NUMBER OF REFLECTIONS : 44337 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) : 0.194 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.930 REMARK 3 FREE R VALUE TEST SET COUNT : 2185 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 30.5200 - 3.7776 0.90 2843 140 0.1828 0.2007 REMARK 3 2 3.7776 - 2.9993 0.92 2849 153 0.1741 0.1964 REMARK 3 3 2.9993 - 2.6204 0.88 2740 144 0.1885 0.2429 REMARK 3 4 2.6204 - 2.3809 0.91 2820 166 0.1983 0.2418 REMARK 3 5 2.3809 - 2.2103 0.91 2860 146 0.1937 0.2144 REMARK 3 6 2.2103 - 2.0800 0.83 2602 133 0.1883 0.2320 REMARK 3 7 2.0800 - 1.9759 0.88 2762 156 0.1977 0.2459 REMARK 3 8 1.9759 - 1.8899 0.90 2806 154 0.2054 0.2545 REMARK 3 9 1.8899 - 1.8171 0.90 2819 142 0.2063 0.2980 REMARK 3 10 1.8171 - 1.7544 0.83 2593 131 0.2194 0.2863 REMARK 3 11 1.7544 - 1.6996 0.88 2709 143 0.2218 0.2271 REMARK 3 12 1.6996 - 1.6510 0.90 2850 142 0.2215 0.2627 REMARK 3 13 1.6510 - 1.6075 0.90 2760 132 0.2205 0.2729 REMARK 3 14 1.6075 - 1.5683 0.82 2585 129 0.2305 0.2890 REMARK 3 15 1.5683 - 1.5327 0.63 1995 86 0.2468 0.3243 REMARK 3 16 1.5327 - 1.5000 0.50 1559 88 0.2417 0.2823 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) : 0.190 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.470 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.71 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 3125 REMARK 3 ANGLE : 1.004 4221 REMARK 3 CHIRALITY : 0.056 430 REMARK 3 PLANARITY : 0.005 546 REMARK 3 DIHEDRAL : 6.396 2527 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 6XHH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-JUL-20. REMARK 100 THE DEPOSITION ID IS D_1000247726. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-MAY-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 : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 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 : AIMLESS 0.7.1 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.1 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44374 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 36.680 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.3 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 48.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.57000 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 2.8.2 REMARK 200 STARTING MODEL: 3W2Z REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.25 M AMMONIUM CITRATE, 25% (V/V) PEG REMARK 280 3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 LEU A 700 REMARK 465 ALA A 701 REMARK 465 GLN A 702 REMARK 465 ALA B 701 REMARK 465 GLN B 702 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 A 961 O HOH A 1035 2.19 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 PHE A 568 -179.55 -67.64 REMARK 500 PHE B 568 -177.77 -64.90 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TYR A 567 PHE A 568 144.37 REMARK 500 TYR B 567 PHE B 568 145.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A1085 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH A1086 DISTANCE = 6.06 ANGSTROMS REMARK 525 HOH A1087 DISTANCE = 6.39 ANGSTROMS REMARK 525 HOH A1088 DISTANCE = 6.45 ANGSTROMS REMARK 525 HOH B1087 DISTANCE = 6.06 ANGSTROMS REMARK 525 HOH B1088 DISTANCE = 6.23 ANGSTROMS REMARK 525 HOH B1090 DISTANCE = 6.81 ANGSTROMS REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE ADDED LIGAND WAS 18-1, 18-2 DIHYDROBILIVERDIN IXA THAT FORMS A REMARK 600 COVALENT ADDUCT WITH THE PROTEIN, WHICH IS EQUIVALENT TO A REMARK 600 MESOBILIVERDIN IXA MOIETY BONDED TO CYS636. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue M1V A 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 804 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 805 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 806 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO B 804 REMARK 800 REMARK 800 SITE_IDENTIFIER: AD1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for Di-peptide M1V B 801 and CYS B REMARK 800 636 DBREF 6XHH A 521 702 PDB 6XHH 6XHH 521 702 DBREF 6XHH B 521 702 PDB 6XHH 6XHH 521 702 SEQRES 1 A 182 MET GLU GLN ALA LEU ASN ARG VAL ILE THR LYS ILE ARG SEQRES 2 A 182 GLN VAL SER ASP LEU GLU SER ILE PHE SER THR THR THR SEQRES 3 A 182 GLN GLU VAL ARG ARG LEU PHE GLY ILE GLU ARG VAL THR SEQRES 4 A 182 ILE TYR LYS PHE ARG GLU ASP TYR PHE GLY ASP PHE ILE SEQRES 5 A 182 THR GLU SER GLU ALA GLY GLY TRP ARG LYS LEU VAL GLY SEQRES 6 A 182 SER GLY TRP GLU ASP PRO TYR LEU ASN GLU HIS GLN GLY SEQRES 7 A 182 GLY ARG PHE GLN GLN ASN GLN PRO PHE VAL VAL ASP ASP SEQRES 8 A 182 ILE TYR LEU GLY GLU THR ILE TRP GLU GLU GLY LYS PHE SEQRES 9 A 182 ASN LEU GLN LYS PRO LYS ARG PRO LEU THR ASP CYS HIS SEQRES 10 A 182 ILE GLU ALA LEU GLU SER PHE GLU VAL LYS SER CYS ALA SEQRES 11 A 182 VAL VAL ALA ILE PHE GLN GLY GLN LYS LEU TRP GLY LEU SEQRES 12 A 182 LEU SER ALA PHE GLN ASN SER ALA PRO ARG HIS TRP ASP SEQRES 13 A 182 GLU ALA GLU VAL GLN LEU LEU MET ARG VAL ALA ASP GLN SEQRES 14 A 182 LEU GLY VAL ALA ILE GLN GLN ALA GLU TYR LEU ALA GLN SEQRES 1 B 182 MET GLU GLN ALA LEU ASN ARG VAL ILE THR LYS ILE ARG SEQRES 2 B 182 GLN VAL SER ASP LEU GLU SER ILE PHE SER THR THR THR SEQRES 3 B 182 GLN GLU VAL ARG ARG LEU PHE GLY ILE GLU ARG VAL THR SEQRES 4 B 182 ILE TYR LYS PHE ARG GLU ASP TYR PHE GLY ASP PHE ILE SEQRES 5 B 182 THR GLU SER GLU ALA GLY GLY TRP ARG LYS LEU VAL GLY SEQRES 6 B 182 SER GLY TRP GLU ASP PRO TYR LEU ASN GLU HIS GLN GLY SEQRES 7 B 182 GLY ARG PHE GLN GLN ASN GLN PRO PHE VAL VAL ASP ASP SEQRES 8 B 182 ILE TYR LEU GLY GLU THR ILE TRP GLU GLU GLY LYS PHE SEQRES 9 B 182 ASN LEU GLN LYS PRO LYS ARG PRO LEU THR ASP CYS HIS SEQRES 10 B 182 ILE GLU ALA LEU GLU SER PHE GLU VAL LYS SER CYS ALA SEQRES 11 B 182 VAL VAL ALA ILE PHE GLN GLY GLN LYS LEU TRP GLY LEU SEQRES 12 B 182 LEU SER ALA PHE GLN ASN SER ALA PRO ARG HIS TRP ASP SEQRES 13 B 182 GLU ALA GLU VAL GLN LEU LEU MET ARG VAL ALA ASP GLN SEQRES 14 B 182 LEU GLY VAL ALA ILE GLN GLN ALA GLU TYR LEU ALA GLN HET M1V A 801 43 HET EDO A 802 4 HET EDO A 803 4 HET EDO A 804 4 HET EDO A 805 4 HET EDO A 806 4 HET M1V B 801 43 HET EDO B 802 4 HET EDO B 803 4 HET EDO B 804 4 HETNAM M1V MESOBILIVERDIN IX(ALPHA) HETNAM EDO 1,2-ETHANEDIOL HETSYN EDO ETHYLENE GLYCOL FORMUL 3 M1V 2(C33 H38 N4 O6) FORMUL 4 EDO 8(C2 H6 O2) FORMUL 13 HOH *376(H2 O) HELIX 1 AA1 MET A 521 GLN A 534 1 14 HELIX 2 AA2 ASP A 537 GLY A 554 1 18 HELIX 3 AA3 ASP A 590 HIS A 596 1 7 HELIX 4 AA4 GLY A 598 ASN A 604 5 7 HELIX 5 AA5 THR A 634 PHE A 644 1 11 HELIX 6 AA6 ASP A 676 TYR A 699 1 24 HELIX 7 AA7 GLU B 522 GLN B 534 1 13 HELIX 8 AA8 ASP B 537 GLY B 554 1 18 HELIX 9 AA9 ASP B 590 HIS B 596 1 7 HELIX 10 AB1 GLY B 598 ASN B 604 5 7 HELIX 11 AB2 THR B 634 PHE B 644 1 11 HELIX 12 AB3 ASP B 676 LEU B 700 1 25 SHEET 1 AA1 7 GLY A 587 TRP A 588 0 SHEET 2 AA1 7 GLY A 569 GLU A 576 -1 N GLY A 569 O TRP A 588 SHEET 3 AA1 7 ARG A 557 PHE A 563 -1 N ILE A 560 O ILE A 572 SHEET 4 AA1 7 LYS A 659 GLN A 668 -1 O PHE A 667 N ARG A 557 SHEET 5 AA1 7 SER A 648 GLN A 656 -1 N GLN A 656 O LYS A 659 SHEET 6 AA1 7 PHE A 607 ASP A 611 -1 N VAL A 609 O CYS A 649 SHEET 7 AA1 7 GLY A 615 GLU A 616 -1 N GLY A 615 O ASP A 611 SHEET 1 AA2 2 TRP A 619 GLU A 620 0 SHEET 2 AA2 2 LYS A 623 PHE A 624 -1 O LYS A 623 N GLU A 620 SHEET 1 AA3 7 GLY B 587 TRP B 588 0 SHEET 2 AA3 7 GLY B 569 GLU B 576 -1 N GLY B 569 O TRP B 588 SHEET 3 AA3 7 ARG B 557 PHE B 563 -1 N ILE B 560 O ILE B 572 SHEET 4 AA3 7 LYS B 659 GLN B 668 -1 O PHE B 667 N ARG B 557 SHEET 5 AA3 7 SER B 648 GLN B 656 -1 N GLN B 656 O LYS B 659 SHEET 6 AA3 7 PHE B 607 ASP B 611 -1 N VAL B 609 O CYS B 649 SHEET 7 AA3 7 GLY B 615 GLU B 616 -1 O GLY B 615 N ASP B 611 SHEET 1 AA4 2 TRP B 619 GLU B 620 0 SHEET 2 AA4 2 LYS B 623 PHE B 624 -1 O LYS B 623 N GLU B 620 LINK SG CYS A 636 CAA M1V A 801 1555 1555 1.90 LINK SG CYS B 636 CAA M1V B 801 1555 1555 1.90 SITE 1 AC1 25 TYR A 561 PHE A 571 TRP A 588 ASP A 590 SITE 2 AC1 25 PRO A 591 TYR A 592 GLY A 599 ARG A 600 SITE 3 AC1 25 PHE A 601 LEU A 633 THR A 634 CYS A 636 SITE 4 AC1 25 HIS A 637 ALA A 640 VAL A 651 LEU A 663 SITE 5 AC1 25 SER A 665 PHE A 667 EDO A 805 HOH A 916 SITE 6 AC1 25 HOH A 919 HOH A 921 HOH A 936 HOH A 967 SITE 7 AC1 25 HOH A1028 SITE 1 AC2 5 THR A 634 EDO A 805 HOH A 974 ARG B 631 SITE 2 AC2 5 PRO B 632 SITE 1 AC3 5 PHE A 553 GLY A 554 GLU A 589 ARG A 673 SITE 2 AC3 5 HOH A1007 SITE 1 AC4 8 ARG A 581 LYS A 582 LEU A 583 SER A 586 SITE 2 AC4 8 SER A 643 GLY A 657 GLN A 658 HOH A 981 SITE 1 AC5 4 THR A 634 M1V A 801 EDO A 802 HOH A 928 SITE 1 AC6 6 LYS A 628 PRO A 629 HOH A 938 HOH A 939 SITE 2 AC6 6 LEU B 614 GLU B 621 SITE 1 AC7 6 PHE B 553 GLY B 554 GLU B 589 GLN B 668 SITE 2 AC7 6 ARG B 673 HOH B 956 SITE 1 AC8 3 PRO B 591 ASN B 594 HOH B 920 SITE 1 AC9 8 GLU B 595 THR B 617 PHE B 624 LEU B 626 SITE 2 AC9 8 HIS B 674 HOH B 929 HOH B 977 HOH B1008 SITE 1 AD1 28 TYR B 561 PHE B 571 TRP B 588 ASP B 590 SITE 2 AD1 28 PRO B 591 TYR B 592 GLY B 599 ARG B 600 SITE 3 AD1 28 PHE B 601 ARG B 631 LEU B 633 THR B 634 SITE 4 AD1 28 ASP B 635 HIS B 637 ILE B 638 GLU B 639 SITE 5 AD1 28 ALA B 640 VAL B 651 LEU B 663 SER B 665 SITE 6 AD1 28 PHE B 667 HOH B 907 HOH B 910 HOH B 924 SITE 7 AD1 28 HOH B 939 HOH B 976 HOH B 993 HOH B1005 CRYST1 32.286 35.814 74.875 100.19 95.37 89.86 P 1 2 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 0.030973 -0.000076 0.002945 0.00000 SCALE2 0.000000 0.027922 0.005035 0.00000 SCALE3 0.000000 0.000000 0.013631 0.00000